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Unus Annus
Season 1
Episode 204

Crushing Watermelons Betwixt Our Mighty Thighs

June 3, 2020

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Unus Annus - S1 - E204

Mark and Ethan attempt to crush watermelons with their thighs. Both of them eventually tire and try other methods, with Ethan bashing his watermelon with various objects to break it apart and Mark biting the top off before splitting it open with his bare hands.

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Unus Annus: Season 1 - 101 Episode s

1x154 - Mark and Ethan Bet Everything on a Wikipedia Race
April 15, 2020
Mark and Ethan compete against each other in a Wikipedia race, a game in which a player is suppose to get from one, predetermined or random, page to a designated article using only hyperlinks. Before their second run, Mark wagered for the loser of the race, this being Ethan, to donate 50 subscriptions to viewers on their next Twitch livestream, as well as engage in verbal self-deprecation. The third and final run, which lasted slightly over 16 minutes, ended in a draw, as neither of them could find their desired article.
1x155 - The Creepiest Videos on Youtube
April 16, 2020
Mark and Ethan watch, what are considered to be, some of the most disturbing videos on YouTube. At the end of the video, Mark and Ethan ask their audience to post any of their own creepy or weird videos under the hashtag #CreepusAnnus or #CrepeAnnus
1x156 - Help Us Break a YouTube World Record
April 17, 2020
In an attempt to beat the world record for the fastest YouTube channel to gain 1 million subscribers in a single day, Mark and Ethan ask their audience to subscribe and spread the word of their newly created account, Norbert Moses. At the time, the record holder was Tati Westbrook with 1,281,750 subs after her hit piece against James Charles. Norbert Moses' content consisted of a single promotional channel trailer. Its YouTube icon was a deepfake image of Mark and Ethan's merged faces with the channel banner being the thumbnail from "Where in the World is Unus Annus?" video. The channel failed to beat the record, ending on 612,000 subscribers and was deleted a day after the video's post.
1x157 - 2 Men 200 Accents
April 18, 2020
Mark and Ethan attempt to speak in French, Scottish, Irish and English accents.
1x158 - The Illuminati... Do They Really Exist?
April 19, 2020
Mark and Ethan explore the history behind Illuminati, as well various conspiracy theories and memes that revolve around UFO sightings and supposed US military cover-ups.
1x159 - Using Google Maps to Find the Lost City of Atlantis
April 20, 2020
Mermaids. Piles of Gold. Talking Fish. All this and more lie before us in the great city of Atlantis... and today we find it.
1x160 - Reading YOUR Scariest True Stories
April 21, 2020
Mark and Ethan read viewer-submitted stories from the Unus Annus subreddit and from the previous video's comment section.
1x161 - Mark and Ethan Take a Personality Test
April 22, 2020
What type of human being is the joint creature known as Unus Annus? What characteristics would this amalgamation of horror entail? Only one way to find out...
1x162 - Will AI Soon Take Over Humanity As We Know It?
April 23, 2020
Mark and Ethan explore the capabilities of advanced machine learning algorithms; from sentient machinery and full AI facial reconstruction to film restoration and deepfakes.
1x163 - Running Internet Drama through Google Translate
April 24, 2020
There are many universal languages. Love. Music. Art. ...Tea? Using the most advanced computational technologies, Mark and Ethan determine if internet drama transcends the limitations of the written word.
1x164 - The Secret Unus Annus No-Touchy-Touchy Hand Shake
April 25, 2020
Mark and Ethan practice secret handshakes separate from another via video chat. Half way through the video, the duo makes up an Unus Annus handshake under the name #HandMyAnnus (Mark initially wanted to call it #HandusAnnus, but later went with Ethan's suggestion) as a memento of their time spent together on the channel.
1x165 - Two Male Men Judge Female Women on Their Beauty
April 26, 2020
We did it with men, so its only fair we do it with women too: Let's find out what TRUE beauty is.
1x166 - Bored? Press This Button.
April 27, 2020
Mark and Ethan browse Bored Button, a website that sends its users to numerous sub-pages where they can either play mini-games or look up various jokes and trivia.
1x167 - Don't Go in the Ocean... Ever.
April 28, 2020
Mark and Ethan browse through the myths behind the Bermuda Triangle, as well as discuss various mysteries and sea creatures that lurk beneath the deep sea.
1x168 - We Explore the Most MYSTERIOUS Mysteries of our Wildy Mysterious Mystery Moon of Mysteries
April 29, 2020
Mark and Ethan browse and discuss phenomena relating to celestial objects around the solar system, as well as various mysteries and conspiracy theories that surround them.
1x169 - We Looked at Unus Annus Memes
April 30, 2020
Did you know Unus Annus has its own subreddit? We kinda forgot.
1x170 - Is Mark a Masochist?
May 1, 2020
Here at Unus Annus, we've explored countless mysteries over the past few months. We've discovered El Dorado, Atlantis, and even revealed the horrors of our very own oceans. But no mystery is NEARLY as mysterious as Mark's private life. Let's explore!
1x171 - What the Hell is a Pink Trombone?
May 2, 2020
Mark and Ethan play around with Pink Trombone, an app with a model of a fully interactable human vocal tract that can synthesize various sounds. The two later discuss the complexities of forming said sounds within the larynx (the human organ more commonly known as the voice box) and look up Utterance robot shortly before ending the video.
1x172 - Professional Fetish Scientists Rank the Best/Worst Fetishes of 2020
May 3, 2020
Mark and Ethan look up and discuss obscure fetishes.
1x173 - Mark and Ethan Desperately Attempt to Feel Something
May 4, 2020
Mark and Ethan attempt to increase their heart rates by watching various adrenaline-inducing videos, while monitoring their contractions (beats) with Apple Watches. Mark got this idea from watching Crank, a movie about a hitman who was poisoned and must keep his adrenaline constantly flowing to stay alive. The videos showcased were compiled by Amy.
1x174 - An A.I. Generates Our Worst Nightmare
May 5, 2020
Mark and Ethan look through A.I. generated images of people's faces.
1x175 - Are Reptilian Humanoids Living Among us?
May 6, 2020
Mark and Ethan explore the reptilian conspiracy theory, the idea of shapeshifting reptilian humanoid creatures ruling the world's governments from the shadows and dictating the outline of human societies.
1x176 - Like It or Not... This is What The New Human Looks Like
May 7, 2020
Mark and Ethan look up a list of people with genetic and physical abnormalities that were labeled as having superpowers. Some examples shown in the video include a man who could consume indigestible objects and myostatin deficiency that would cause people and animals to develop excessive muscles. Throughout the video's run, Mark used an air inflating machine to blow up a giant beach ball in the background that he got from Ethan in one of their previous Unus Annus skits.
1x177 - Eating Only Onions for 24 Hours: How Many Onions Does it Take to Kill a Man?
May 8, 2020
As Shrek once told me in a dark alley on a stormy night, "Onions have layers..." That message has been cemented into my mind among other things Shrek whispered into my ear. But in this video we discover the true versatility of the mythical Onion and if there is such a thing as too much Onion.
1x178 - Unus Annus ASMR
May 9, 2020
Unus AnnuSMR. You wanted this. You asked for this. You deserve this. Turn out the lights, turn up the volume, and get ready to relax. You deserve this.
1x179 - We Attempted to Create THICC Water
May 10, 2020
Mark and Ethan attempt to recreate Thick-It Water by using common household ingredients. The video leaves off on a "To Be Continued" sign, as the two would later end up drinking the actual product.
1x180 - Making Our Own Gravestones to Prepare For Our Inevitable Demise
May 11, 2020
We're all going to have a gravestone someday, so why not create ours preemptively and really make it our own?
1x181 - How Tall Can A Human Get?: An Impartial Review by 2 Average Height Men
May 12, 2020
Mark and Ethan look up the history of some of the tallest people in the world, real or mythical, with the tallest recorded human being Robert Wadlow at a height of 8'11" (272 cm). Halfway through, Mark goes off-topic about the design of Warhammer's Space Marines; his biggest issue being their large bulky bodies which, realistically, would impair their movement. Near the end of the video, the two find a fake growth serum on Amazon and continue to crack jokes about it till the end of the episode.
1x182 - Mark Teaches Ethan Korean
May 13, 2020
Korean is a beautiful language that Mark is currently learning. However he doesn't really know it that well. But that doesn't stop him from attempting to beam Korean directly into Ethan's brain.
1x183 - Bigfoot is Real and It Ate My Friend
May 14, 2020
Bigfoot. Sasquatch. Another keyword. He goes by many names. But once you see the irrefutable evidence... you will only call him... friend.
1x184 - The End of Unus Annus is Almost Here...
May 15, 2020
A milestone video celebrating the first six months of the Unus Annus channel.
1x185 - We Explore the Unus Annus Subreddit for Your Delicious Memes
May 16, 2020
Once again, we look at all the wonderful, funny, and downright disturbing memes you fine folks have posted on the Unus Annus Subreddit.
1x186 - How Big Can a Nuke Get?
May 17, 2020
Mark and Ethan start the video off by exploring the destructive capabilities of nuclear weapons, which included an excerpt from Kurzgesagt's video regarding nuclear warheads, followed by Baby Maps (a webpage that shows a world map of how many babies are born every second in each country) and Life Stats (a webpage showcasing how much the world has changed in statistics between the current date and the date of the user's birth) from Neal.fun website.
1x187 - How Much Caffeine Does It Take to Kill a Man?
May 18, 2020
Mark and Ethan look up what would be a lethal amount for a single person to individually consume various caffeine-based beverages, pasta dishes and water in one day, separately from one another. Mark later ends the video by performing the Valsalva maneuver, which causes the video's frame to shatter from an implied pressure before the remnant of the glass shard flies towards the screen to show the remaining time till the channel's ultimate deletion.
1x188 - Drinking Real THICC Water... How Bad Does It Taste?
May 19, 2020
Following their failed attempt to brew homemade Thick-It Water, Mark and Ethan order a bottle each from Amazon. After drinking it, the two are visibly disgusted, with Mark noting that the water, at least, tasted better than urine.
1x189 - We Played Strip Poker
May 20, 2020
Mark and Ethan play strip poker, with each player betting their clothes instead of traditional chips, the loser having to strip the amount they bet with. As the two cannot see nor interact with each other, both used their own decks in accordance with the rules. Nearing the end, after losing all of his clothes, Mark goes outside and dives into his pool, with his body floating along the surface. The video then ends with an abrupt jump scare, before cutting back to Mark as he reemerges from the pool and walks off-screen in a crouched position.
1x190 - Harnessing Our Yodeling Power to End The World As We Know It
May 21, 2020
You hear that? Off in the distance? That, my friends, is the sound of two gods screaming into the ether. It is the first sound in the morning and the last sound at night. It is the call to end all calls. It is... THE YODEL.
1x191 - Mark Cooks Blindfolded While Ethan Guides Him Through FaceTime
May 22, 2020
In an attempt to make an omelet while blindfolded, Fischbach straps a phone across his eyes, with its camera facing away from him, and uses FaceTime to communicate with Ethan as he guides Mark through the lens of his camera.
1x192 - We Play the Newlywed Game While Consuming That Which Will Kill the Other
May 23, 2020
The two play an abbreviated version of the Newlywed game, a social game based on a TV quiz show where the participants are required to provide the same answer to subjective questions, unbeknownst to one another, and see how much they know their partner. Adding their own spin to the game, whoever gives the wrong answer has to consume products that would otherwise be lethal to the other, with Ethan having to drink alcoholic beverages (Mark sustains from drinking alcohol as his body cannot properly process it), while Mark has to eat a spoonful of peanut butter (Ethan has a severe peanut allergy, with even the smallest amount being lethal to him).
1x193 - DIY Boob
May 24, 2020
Mark and Ethan fashion a female breast out of everyday household items; Ethan makes his by mixing some flour, water, and 2 eggs, and pouring it into a plastic bag, while Mark stuffs a rubber model of a human foot inside one balloon before placing a fully inflated one under his shirt.
1x194 - We Have the Best Bellies on Youtube
May 25, 2020
Mark and Ethan attempt to learn how to belly dance.
1x195 - The Unus Annus Confessional Booth
May 26, 2020
Mark and Ethan invite random people on Twitter to their temporary "Unus Annus Confessional" Discord server for them to confess anything of their choosing to the two hosts via voice chat. All participants' voices were distorted with a voice changer in order to protect their anonymity. After concluding their final session, Mark and Ethan say one final goodbye to the members and proceed to delete the server.
1x196 - DO NOT OPEN UNTIL 2080
May 27, 2020
Mark and Ethan each set up a time capsule with launch boxes being used as containers; Mark's lunch box is themed around Five Nights at Freddy's and Ethan's around A Goofy Movie.
1x197 - Only UNUS-es May Watch This Video
May 28, 2020
Mark and Ethan compete against each other to see who would amass greater viewership on their channel within the next 24 hours. To participate, the audience had to simply choose to watch one of the two videos that represented each character; Ethan representing Unus and Mark representing Annus. To showcase additional support, viewers on either side could purchase their distinct merchandise or brandish each character's spiral pattern as their user icons; Ethan's Unus spiral would emerge from the upper left corner, while Mark's Annus spiral emerged from the lower left. Both videos contained a series of green screen gags that would later be repurposed by Unus Annus fans to create memes, some of which were showcased on the channel at a later date. Ethan ends his video with "Unus Unus", instead of their usual "Memento mori, Unus Annus". Both videos were uploaded on the same day, side by side. The winner was announced the following day.
1x198 - Only ANNUS-es May Watch This Video
May 28, 2020
Mark and Ethan compete against each other to see who would amass greater viewership on their channel within the next 24 hours. To participate, the audience had to simply choose to watch one of the two videos that represented each character; Ethan representing Unus and Mark representing Annus. To showcase additional support, viewers on either side could purchase their distinct merchandise or brandish each character's spiral pattern as their user icons; Ethan's Unus spiral would emerge from the upper left corner, while Mark's Annus spiral emerged from the lower left. Both videos contained a series of green screen gags that would later be repurposed by Unus Annus fans to create memes, some of which were showcased on the channel at a later date. Mark ends his video with "Annus Annus", instead of their usual "Memento mori, Unus Annus". Both videos were uploaded on the same day, side by side. The winner was announced the following day.
1x199 - Only Watch from 2:15 to 6:11 --- DO NOT WATCH ANY OTHER PART OF THIS VIDEO
May 29, 2020
The two announce Mark as the winner of Unus Vs. Annus challenge. The video itself showcases four prerecorded clips of Mark and Ethan both celebrating their victory and jeering the other for their loss. The timestamps highlighted in the title of the video sees Mark's triumph over Ethan.
1x200 - DIY Wine
May 30, 2020
Mark and Ethan attempt to make homemade wine from purple grapes. After spending the entire video grape-treading, the two decide to save their grape juice for a later day.
1x201 - Tearing a Phone Book in Half with Our Huge Manly Muscles
May 31, 2020
Mark and Ethan attempt to tear apart a 2010 edition of Greater St. Louis yellow pages. Halfway through, the spine from Ethan's phonebook falls apart, leading him to declare himself a winner, while Mark continues to struggle for the rest of the video, but ultimately manages to rip the book in half.
1x202 - 2 Complete Amateurs Enter a Body Building Competition
June 1, 2020
Welcome to the First Annual Unus Annus Body Building Competition Extravaganza! Who will wear the crown of best bod?
1x203 - BLACK LIVES MATTER. Resources and How You Can Help in the Description.
June 2, 2020
The video opens up in complete silence with an intro card reading "Please spend these 8 minutes and 46 seconds taking action. Check the description for resources." The rest of the video is focused on a single frame that reads "BLACK LIVES MATTER," in reference to the murder of George Floyd and the subsequent protests that followed soon after.
1x204 - Crushing Watermelons Betwixt Our Mighty Thighs
June 3, 2020
Mark and Ethan attempt to crush watermelons with their thighs. Both of them eventually tire and try other methods, with Ethan bashing his watermelon with various objects to break it apart and Mark biting the top off before splitting it open with his bare hands.
1x205 - Morphing Our Bodies Into Superhero Poses
June 4, 2020
Mark and Ethan mimic superhero poses from various comic books.
1x206 - Reacting to Your Hilarious Green Screen Memes
June 5, 2020
Mark and Ethan react to various memes of their green screen edits from the Unus Vs. Annus challenge made by the Unus Annus community. At one point, Mark states that the initial rivalry between the two was an elaborate ruse to get people to do a green screen competition.
1x207 - Mark Teaches Ethan to Read with Hooked on Phonics
June 6, 2020
Mark jokingly teaches Ethan how to read using Hooked on Phonics, a website dedicated to helping children learn basic reading skills through various mini-games.
1x208 - Ethan Roasts Mark for 15 Minutes Straight
June 7, 2020
Mark is a bad bad man who needs to be exposed for his sins. Ethan is just the right big bold boy to roast Mark to a crisp!
1x209 - There's Something Horribly Wrong with This Picture...
June 8, 2020
After going over a few illustrations by Trevor Henderson (a Canadian horror artist known as the creator of Siren Head, Long Horse, Cartoon Cat and others alike), Mark and Ethan decide to make their own picture within the next 30 minutes by hiding distorted visual elements in normal looking images. After comparing their results, the two ask their audience to submit similar type of work to the Unus Annus subreddit for them to potentially make a video on it. Nearing the end of the segment, Ethan exclaims "Well, thank you for watching and don't forget, always look behind you", followed shortly by a brief flash of a disturbing, shadowy figure (featured on the "HONESTLY TERRIFYING" thumbnail) overlapping the screen, as the video comes to a close.
1x210 - Attempting to Build IKEA Furniture Without Instructions
June 9, 2020
Carpentry may have proven too difficult for Ethan to master. Perhaps assembling IKEA furniture is more his speed. Too bad he lost the instructions.
1x211 - Mark and Ethan Become United States Citizens
June 10, 2020
ah, America. Land of the free(?) Home of the brave(?) Do Mark and Ethan have what it takes to be top tier US citizens?
1x212 - We Made Fanart for Each Other
June 11, 2020
Fanart is the purest expression of appreciation. It is love distilled. It is light purified. Today, Mark and Ethan express their undying appreciation for each other through the delightful medium of fanart.
1x213 - Our Fans Try to Scare Us with Their Homemade Creepypasta
June 12, 2020
We tried our best at haunting the internet. But we should have known that we were no match for the demonic artistic ability of our own fans.
1x214 - Recreating Childhood Photos
June 13, 2020
Although we may never be able to travel back to our childhoods, that won't stop us from recreating some of our favorite photos from that innocent time.
1x215 - Will We Break the Boards... Or Will They Break Us?
June 14, 2020
Breaking boards of wood is the foundation upon which all forms of Martial Arts are based on. Karate... Tae Kwon Do...Kung Fu... We attempt to master every single discipline in one fell CHOP!
1x216 - Finding the Most Cursed Image on the Internet
June 15, 2020
BEWARE ALL WHO ATTEMPT TO WATCH THIS VIDEO! It's a curse or be cursed world in here. Actually though, this video is gross and horrible and upsetting.
1x217 - Learning to Cry on Command to Increase Our YouTube Views
June 16, 2020
Mark and Ethan try and force themselves to cry on command by thinking of personal loss and watching emotional videos. At the end of their segment, Mark asks their audience to post a tutorial of them crying on command under the hashtag #CryusAnnus.
1x218 - Pee Sauna
June 17, 2020
Following up on their idea from the Beer Sauna video, Mark and Ethan use their own urine as a vaporized substance for the home steamer.
1x219 - Building IKEA's Hardest Piece of Furniture Without Instructions is Impossible
June 18, 2020
Ikea is known for easy-to-follow instructions for simple pieces of furniture that we are gladly able to hah just kidding this is impossible.
1x220 - Becoming One With the Horse
June 19, 2020
Mark and Ethan attempt to imitate the movement of a trotting horse after seeing an online video of Ayla Kirstine doing the same.
1x221 - The Ultimate Paper Airplane Showdown
June 20, 2020
Mark and Ethan compete against each other to see whose paper planes can travel the farthest, with Mark coming out as the winner.
1x222 - Creating Mark FISHbach
June 21, 2020
Mark and Ethan attempt to portray mythical mermen creatures by putting on large fishtail costumes and swimming in their pool, with the title being a pun of Mark's German surname that means "fish creek/brook".
1x223 - Learning How to Lock Pick (FBI Please Don't Watch)
June 22, 2020
Mark and Ethan attempt to learn lockpicking. They first start out with practice locks before moving onto security lock boxes. Each box contains one of their phones with a six minute timer on them to see if they can get the locks open before the clock runs down to zero. After trying for six minutes straight, the timer sounds off, much to their dismay. At the end of the video, Ethan jokes about needing to take his phone out with brute force, before taking the box out to their backyard and shooting it with a paintball gun.
1x224 - The Most Dangerous Shave
June 23, 2020
Mark and Ethan shave each other with a straight razor. While Mark does a quick and clean shave, Ethan spends several minutes prepping Mark and taunting him with the blade. As Ethan extends the razor, Mark's panicking scream is heard before the scene cuts to black with Helltaker's "BAD END" title card overlapping across the screen, implying that Ethan accidentally killed Mark.
1x225 - Ethan Traps Mark's Soul in the Palm of his Hand
June 24, 2020
Mark and Ethan attempt to read each other's fortune by using palmistry techniques that they picked up from a hand reading guide. Nearing the end, Mark reaches for Ethan's hand to examine a detail he supposedly overlooked. As he places Ethan's palm into the frame, Mark exclaims "it's a clock", with the Unus Annus timer overlapping across it, before the video comes to a close.
1x226 - Bear Trapping 101: An Elegant Knot For An Elegant Beast
June 25, 2020
After practicing a variety of techniques involved with tying knots, the two demonstrate their made up ones on Mark after Ethan stated that a single man could trap a fully grown bear with basic rope binding tricks.
1x227 - 2 Men In a Trench Coat Teach You How to Save Money at the Movies
June 26, 2020
The two reenact the totem pole trench cinema trope, where one child, or in this case Ethan, would sit on another's (Mark's) shoulders while wearing a long trench coat to pretend they're a fully grown adult, usually to sneak into an adult-only facility. In this example, Mark and Ethan pretend to sneak into a cinema while trying to fool cardboard cutouts of various celebrities, historical figures and fictional characters that were used in one of their previous sketches. Nearing the end, as this was filmed during the COVID-19 pandemic, Mark exclaims that they've forgotten their face masks before exiting the make-believe cinema, as the video comes to a close.
1x228 - Building the World's First IKEA Boat
June 27, 2020
Mark and Ethan attempt to build a miniature boat using only IKEA furniture parts and cardboard boxes. Upon completion, Ethan names it "USS Engineer Boy Jr." After sending it afloat in their pool, the two later attempt to board the boat, but end up sinking due to their combined weight overwhelming the makeshift vessel. As it's falling apart, Fischbach and Nestor decide to go down with their craft as the video comes to a close.
1x229 - Ethan Teaches Mark How to Swim
June 28, 2020
Ethan jokingly teaches Mark how to properly swim in his pool in a form of a sarcastic educational video, with its visuals being stylized to mimic the appearance of 1990s VHS recordings. In a post-credit scene, a montage of disturbing imagery with distorted sound plays, as the video closes off to wish Mark a happy birthday.
1x230 - 10 Miracle Products to Give YOU the Thiccest Jaw on Planet Earth
June 29, 2020
Mark and Ethan test out ten different products made for improving a person's jawline.
1x231 - 2 Dirty Boys Wash Their Filthy Mouths Out With Soap
June 30, 2020
Mark and Ethan take turns tasting a variety of flavored soaps to recreate an outdated form of discipline which involved a person, usually an adolescent individual, washing their mouth out with detergent for using, what is considered to be, unacceptable language. This was a very common form of physical punishment in the US from the late 19th to mid 20th century.
1x232 - Mark is Guilty. Ethan Has the Proof.
July 1, 2020
Mark and Ethan use a Smithsonian Fingerprint Kit to investigate a make belief crime scene in search for stolen school supplies. Nearing the end of the video, the two inhale a powder that allows them to go back in time and prevent the crime from ever happening. In a post-credit scene, Mark fingerprints Chica's paw and accuses her of theft.
1x233 - Recreating Mark's Childhood
July 2, 2020
Ethan helps Mark recreate exaggerated versions of his childhood stories.
1x234 - We Put an Apple Watch in a Rock Tumbler
July 3, 2020
Mark and Ethan place an Apple Watch into a rock tumbler, alongside a few pebbles, in an attempt to make it more smooth, leaving the machine running supposedly for three days straight.
1x235 - Dummy THICC for Dummies A Tale of 2 Butts Pushing Our Butts Even Further Beyond
July 4, 2020
Mark and Ethan try out various products designed for strengthening gluteal muscles, such as padded underwear and an electric stimulator.
1x236 - Reverse Engineering a Kite to Steal the Idea of Electricity From Benjamin Franklin
July 5, 2020
Mark and Ethan make their own paper kite, later named Sisyphus, by stitching it together from two separate ones in an attempt to recreate Benjamin Franklin's kite experiment. Once constructed, Mark has Ethan run around his backyard with the kite in hand, as the added visual effects make the video appear more gloomy to imply the coming of the thunderstorm. The episode ends shortly after with a flash of an electrical surge, implying that Ethan's kite was struck by lightning.
1x237 - The Candy Bra Challenge
July 6, 2020
After putting on a candy lingerie, Mark and Ethan compete against each other to see who can eat more of their own two-piece in less than five minutes without taking them off. After five minutes passed, Mark's declared the winner and Ethan is forced to eat Fischbach's candy undergarments, as a form of punishment for losing to him.
1x238 - Mark and Ethan Look at a Puppy for 10 Minutes
July 7, 2020
Ethan pretends to have invented an app for Apple Watch that turns a person's pet into their younger self. As a demonstration, Ethan shoots a beam of light onto Chica to turn her into a puppy. In actuality, the dog in question is a 9 week old puppy named Bodhi and belongs to Evan, one of Unus Annus' crewmembers. After the introduction, Mark and Ethan declare the #BodhiAnnus challenge for their fans to submit artwork of Bodhi to Unus Annus' social media. The remainder of the video is spent with the two of them and their pets playing alongside Bodhi. vvvvvvvvvv
1x239 - Unus Annus Try Pole Dancing
July 8, 2020
Today, we conquer a challenge that has been nipping at our heels since the day we began this journey: Pole Dancing
1x240 - This Is Hiding On Your Body RIGHT NOW.
July 9, 2020
Mark and Ethan use 5 agar plates each to collect bacterial samples from various parts of their body; those being feet, hands, tongue, genitalia and a sample from their cough to be examined at a later date. Three days later, after the bacteria has manifested inside the petri dishes, Nestor and Fischbach examine them under a microscope to see their formation.
1x241 - Tasting Weird Food Combos: Pickles and Chocolate? Ice Cream and Soy Sauce?
July 10, 2020
Mark and Ethan try various sweet and sour food combinations that normally do not complement each other.
1x242 - The Unus Annus Space Program
July 11, 2020
After drinking two large bottles of Doctor Pepper off-brands, Dr. Dynamite and Canada Dry, Mark and Ethan fill up the now empty containers with baking soda and vinegar to make bottle rockets. In the final scene of the video, Mark's rocket is edited with a chroma key technique to appear as if it was leaving the Earth's atmosphere and landing on Mars a few moments later.
1x243 - The Egg Smashing Game
July 12, 2020
Mark and Ethan compete against each other in a made-up egg smashing contest where the goal of the game is to get one's opponent to break the egg in front of them by quickly taking off the plastic cover while both players are simultaneously tapping the top of the lid. Halfway through the the game, the two introduce additional challenges to raise the stakes, including keeping in sync with a metronome phone app that gets progressively faster over time and tapping the lid with their eyes closed. The game eventually ends with Mark winning 5 to 2 against Ethan. As the video comes to a close, Amy suggests for Ethan to cut Mark's hair in one of their future videos, before he quickly exclaims to the editor to cut the video.
1x244 - Can You Bake a Cookie from Cookie Dough Ice Cream?
July 13, 2020
The two attempt to bake cookies by using a small batch of cookie dough ice cream. Mark found the final result satisfying, while Ethan saw it as mediocre.
1x245 - Bleachus Annus
July 14, 2020
Mark and Ethan bleach their clothes. Before commencing with their task, the two ask their audience to participate as well by bleaching their own clothes and posting the results to Unus Annus' social media under the #BleachusAnnus hashtag.
1x246 - Dunking Oreos In Literally Anything But Milk
July 15, 2020
Mark and Ethan dip Oreo cookies in twelve different condiments to see what they would taste like.
1x247 - Preparing a 5-Star Meal for Our Youtube Famous Dogs
July 16, 2020
Our dogs ARE the best. Therefore they DESERVE the best. Chica is not spoiled. Henry is not spoiled. Spencer is not spoiled. We are not accepting questions at this time.
1x248 - DIY Teeth
July 17, 2020
Mark and Ethan attempt to assemble a dental prosthesis. The video's presentation derails over time, as they start gluing the prosthetic teeth to stuffed toys and each other's body parts.
1x249 - How to Escape from a Hostage Situation
July 18, 2020
Mark and Ethan attempt to free themselves after being blindfolded and restrained to chairs with duct tape. Fischbach manages to free himself in six minutes, while Nestor takes upwards of twelve. The second task sees the two trying to undo two sets of binds around their wrists and ankles. Ethan slides his hands out and unties the rest, while Mark brute forces his way from his restrains.
1x250 - Does This Magnetic Skincare Routine Really Work?
July 19, 2020
After applying their facial masks comprised of iron particles and leaving them on for several minutes, Mark and Ethan use a magnet to slowly chip away its texture.
1x251 - DIY Bed of Nails : OH GOD, PLEASE DON'T EVER TRY THIS
July 20, 2020
Please... this is a joke. Don't ever ever ever ever do this ever.
1x252 - The Human Mop
July 21, 2020
Ethan straps various cleaning supplies onto Mark's body in order to turn him into a human mop.
1x253 - Can Sound Therapy Heal All Wounds?
July 22, 2020
Sound Therapy is the art of tapping into the acoustics of the universe to coax the human body to heal itself. Basically we're yelling into our wounds.
1x254 - This Is The Most Dangerous Children's Toy Ever Made
July 23, 2020
Mark and Ethan try out B'loonies, a brand of bubble making toys from Fischbach's childhood that was discontinued due to its toxic fumes and the potential for harmful chemicals to build up inside the straw, making it dangerous to inhale. After shaping their balloon animals, Mark ignites the two figures to see how flammable the chemicals are, which causes them to catch fire and burst immediately, singeing the end of Fischbach's hair.

Unus Annus: All seasons

S0: Specials
20 Episode s
S1: Season 1
368 Episode s

1x154 - Mark and Ethan Bet Everything on a Wikipedia Race

1x155 - The Creepiest Videos on Youtube

1x156 - Help Us Break a YouTube World Record

1x157 - 2 Men 200 Accents

1x158 - The Illuminati... Do They Really Exist?

1x159 - Using Google Maps to Find the Lost City of Atlantis

1x160 - Reading YOUR Scariest True Stories

1x161 - Mark and Ethan Take a Personality Test

1x162 - Will AI Soon Take Over Humanity As We Know It?

1x163 - Running Internet Drama through Google Translate

1x164 - The Secret Unus Annus No-Touchy-Touchy Hand Shake

1x165 - Two Male Men Judge Female Women on Their Beauty

1x166 - Bored? Press This Button.

1x167 - Don't Go in the Ocean... Ever.

1x168 - We Explore the Most MYSTERIOUS Mysteries of our Wildy Mysterious Mystery Moon of Mysteries

1x169 - We Looked at Unus Annus Memes

1x170 - Is Mark a Masochist?

1x171 - What the Hell is a Pink Trombone?

1x172 - Professional Fetish Scientists Rank the Best/Worst Fetishes of 2020

1x173 - Mark and Ethan Desperately Attempt to Feel Something

1x174 - An A.I. Generates Our Worst Nightmare

1x175 - Are Reptilian Humanoids Living Among us?

1x176 - Like It or Not... This is What The New Human Looks Like

1x177 - Eating Only Onions for 24 Hours: How Many Onions Does it Take to Kill a Man?

1x178 - Unus Annus ASMR

1x179 - We Attempted to Create THICC Water

1x180 - Making Our Own Gravestones to Prepare For Our Inevitable Demise

1x181 - How Tall Can A Human Get?: An Impartial Review by 2 Average Height Men

1x182 - Mark Teaches Ethan Korean

1x183 - Bigfoot is Real and It Ate My Friend

1x184 - The End of Unus Annus is Almost Here...

1x185 - We Explore the Unus Annus Subreddit for Your Delicious Memes

1x186 - How Big Can a Nuke Get?

1x187 - How Much Caffeine Does It Take to Kill a Man?

1x188 - Drinking Real THICC Water... How Bad Does It Taste?

1x189 - We Played Strip Poker

1x190 - Harnessing Our Yodeling Power to End The World As We Know It

1x191 - Mark Cooks Blindfolded While Ethan Guides Him Through FaceTime

1x192 - We Play the Newlywed Game While Consuming That Which Will Kill the Other

1x193 - DIY Boob

1x194 - We Have the Best Bellies on Youtube

1x195 - The Unus Annus Confessional Booth

1x196 - DO NOT OPEN UNTIL 2080

1x197 - Only UNUS-es May Watch This Video

1x198 - Only ANNUS-es May Watch This Video

1x199 - Only Watch from 2:15 to 6:11 --- DO NOT WATCH ANY OTHER PART OF THIS VIDEO

1x200 - DIY Wine

1x201 - Tearing a Phone Book in Half with Our Huge Manly Muscles

1x202 - 2 Complete Amateurs Enter a Body Building Competition

1x203 - BLACK LIVES MATTER. Resources and How You Can Help in the Description.

1x204 - Crushing Watermelons Betwixt Our Mighty Thighs

1x205 - Morphing Our Bodies Into Superhero Poses

1x206 - Reacting to Your Hilarious Green Screen Memes

1x207 - Mark Teaches Ethan to Read with Hooked on Phonics

1x208 - Ethan Roasts Mark for 15 Minutes Straight

1x209 - There's Something Horribly Wrong with This Picture...

1x210 - Attempting to Build IKEA Furniture Without Instructions

1x211 - Mark and Ethan Become United States Citizens

1x212 - We Made Fanart for Each Other

1x213 - Our Fans Try to Scare Us with Their Homemade Creepypasta

1x214 - Recreating Childhood Photos

1x215 - Will We Break the Boards... Or Will They Break Us?

1x216 - Finding the Most Cursed Image on the Internet

1x217 - Learning to Cry on Command to Increase Our YouTube Views

1x218 - Pee Sauna

1x219 - Building IKEA's Hardest Piece of Furniture Without Instructions is Impossible

1x220 - Becoming One With the Horse

1x221 - The Ultimate Paper Airplane Showdown

1x222 - Creating Mark FISHbach

1x223 - Learning How to Lock Pick (FBI Please Don't Watch)

1x224 - The Most Dangerous Shave

1x225 - Ethan Traps Mark's Soul in the Palm of his Hand

1x226 - Bear Trapping 101: An Elegant Knot For An Elegant Beast

1x227 - 2 Men In a Trench Coat Teach You How to Save Money at the Movies

1x228 - Building the World's First IKEA Boat

1x229 - Ethan Teaches Mark How to Swim

1x230 - 10 Miracle Products to Give YOU the Thiccest Jaw on Planet Earth

1x231 - 2 Dirty Boys Wash Their Filthy Mouths Out With Soap

1x232 - Mark is Guilty. Ethan Has the Proof.

1x233 - Recreating Mark's Childhood