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Unus Annus
Season 1
Episode 345

Pressure Washing Our Sins Away

October 21, 2020

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Unus Annus - S1 - E345

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Ethan uses a pressure washer to hose down Mark and a number of items in Fischbach's backyard.

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Unus Annus: Season 1 - 74 Episode s

1x295 - How Many Slaps Does It Take to Cook a Chicken?
September 2, 2020
Physics is pretty straightforward on this one. Energy in = Chicken out. Conservation of mass or something like that... either way we're eatin' good tonight!
1x296 - 2 Boys 2 Poops
September 3, 2020
Mark and Ethan get their stools analyzed with Viome's Gut Intelligence test.
1x297 - Mark Teaches Ethan How to March in a Marching Band
September 4, 2020
What does it truly mean to be in a marching band? Today, Ethan will find out.
1x298 - We Finally Drank Our DIY Wine
September 5, 2020
Mark and Ethan taste test their homemade wine from "DIY Wine".
1x299 - 2 Adults Take a 4th Grade Math Test
September 6, 2020
Ethan is not very good at math. To prove just how not-good he is we decided to take a 4th Grade Times Tables Math test!
1x300 - Making Snow Cones With Literally Anything But Normal Flavors
September 7, 2020
Mark and Ethan test out a variety of unconventional products as snow cone toppings.
1x301 - We Attempt Pottery Without Amy's Help
September 8, 2020
Mark and Ethan attempt pottery, one of Amy's skills, without her input. Mark makes an ashtray, while Ethan molds a cup.
1x302 - Can Plants Feel Pain?
September 9, 2020
Mark and Ethan attach electrodes to a potted plant in an attempt to see if it can feel any pain.
1x303 - How Far Can We Chuck a 16lbs Rock?
September 10, 2020
Mark teaches Ethan how to play shot put, a track and field event that involves pushing a heavy ball away from oneself as far as possible. However, instead of the usual spherical ball, the two use a 16lbs (7.25 kg) rock. As Mark hurls the last stone towards the camera, the video ends with a cut to black, implying that he struck Amy in the head.
1x304 - We Pierced Each Other’s Ears
September 11, 2020
It’s 2020! Why not get bored and pierce our ears???
1x305 - We Ate Dog Treats So You Don't Have To
September 12, 2020
Mark and Ethan taste a variety of dog food
1x306 - We Accidentally Made an SCP While Amy Was Away
September 13, 2020
Following up from their previous SCP-related video, Mark and Ethan use a number of props from Unus Annus' past sketches to construct a model of Amy as an SCP creature. After finishing their shoot and leaving the set, Amy's SCP model seemingly becomes sentient and begins to stalk the house's residents.
1x307 - BEYBLADE NUTBALL
September 14, 2020
Mark and Ethan use beyblades, a line of spinning top toys, to play nutball, a made-up game where the objective is to send an object tumbling into the opponent's groin. After several attempts to get the tops working, with Ethan's constantly falling apart, the two manage to simultaneously hit each other.
1x308 - Making the Ultimate Unus Annus Burger
September 15, 2020
Mark and Ethan mix and match hamburgers from various fast-food chains to make their ideal patty, later dubbed the Unus Annus Sandwich.
1x309 - Making Soda With Literally Anything But Soda
September 16, 2020
Mark and Ethan use a SodaStream to carbonate various liquids and make a new flavored soda.
1x310 - Pee Soda
September 17, 2020
Following Evan's suggestion from the previous episode, Mark and Ethan use a SodaStream to brew and drink their carbonated urine.
1x311 - Learning to Use The Force
September 18, 2020
Mark and Ethan play around with Uncle Milton Star Wars Science kit in a joking attempt to utilize the Force, a metaphysical power from the Star Wars franchise capable of attracting and repelling physical bodies at the user's will.
1x312 - Brick Soccer
September 19, 2020
As the title suggests, Mark and Ethan play a game of soccer with a brick instead of a traditional spherical football. Mark names his one-man team Bricksfield Masons and Ethan Treetown Trees, as he happened to be standing under one. The video closes off with Mark attempting to headbutt the brick, before cutting to black with a blood splatter overlapping the end card, implying that Mark cracked his forehead.
1x313 - We Attempt to Make Holy Water
September 20, 2020
Mark and Ethan jokingly attempt to make holy water by consulting a wikiHow guide.
1x314 - We Attempt to Make Holy Water
September 21, 2020
Mark and Ethan jokingly attempt to make holy water by consulting a wikiHow guide.
1x315 - Amy Sent Us a Mystery Box
September 21, 2020
After receiving a Banana Surprise toy from Amy, Mark and Ethan buy several bananas to fill them up with toppings using the aforementioned device.
1x316 - Mark Knows What Ethan Did...
September 22, 2020
Obsessing over his loss at the grip strength test, Mark demonically monologues to himself in a poorly lit room that's plastered with photographs of Ethan's hand grasping his grippers. After some contemplation, Mark proclaims that Nestor's grip was loose, which allowed him to claim the victory he believes was rightfully his.
1x317 - This Video Will Never Make Sense
September 23, 2020
Mark and Ethan rummage through a room filled with items and contemplate what type of video should they make next. After thoroughly exploring the room, Mark decides to jump off the roof and into his pool, with the following scene edited in such a manner to make it appear as if Fischbach actually did it. Due to his fall being obscured by the rough cut, Mark attempts the jump one more time, as Amy gets distracted by Ethan's drawing and fails to capture his supposed descend, much to his dismay.
1x318 - We Attempt to Make UNHOLY Water
September 24, 2020
Mark and Ethan attempt to make the so-called unholy water by using the opposite ingredients from their holy water video.
1x319 - We Will Churn Thy Butter
September 25, 2020
Ah butter... the chicken of the bread. Peasant's Gold! The froth from which deliciousness pours. We discover the long forgotten mythical process by which that golden goodness is churned.
1x320 - Ethan Teaches Mark Gymnastics
September 26, 2020
As an ex-gymnast with almost ten years of experience, Ethan attempts to teach Mark various gymnastic skills. After attempting to do a back handspring, Mark trips and falls backwards, as the video, accompanied by cracking sound effects, cuts to black, implying that Mark broke his back.
1x321 - The Great Ice Cream Cake Race
September 27, 2020
Mark and Ethan compete against each other to see who can eat their ice cream cake faster in thirty minutes or less, with the loser being forced to "walk the plank." After failing to scarf down the two sweets, both of them decide to call it quits and measure each of their cake's weight to see who had eaten the most. With Mark declared the winner, Ethan is forced to walk the plank in a short animation of a painting with their faces digitally inserted onto the two characters.
1x322 - Mark Teaches Ethan to Wrestle
September 28, 2020
As a former high school wrestler, Mark attempts to teach Ethan basic wrestling moves.
1x323 - Ethan Watches as Mark Achieves the Impossible
September 29, 2020
Mark attempts to open Ethan's Starbucks-themed container that's been sealed for over a year. After struggling for several minutes, Mark manages to break open the lid, only to find out that there's nothing in it, despite Ethan's previous claims.
1x324 - Consuming the World's Hottest Chip
September 30, 2020
Mark and Ethan take up Alex Tima's challenge and try out Paqui One Chip Challenge chili pepper tortilla chip.
1x325 - This Video Went Completely Out of Control
October 1, 2020
Mark and Ethan initially attempt to catapult eggs from a ball launcher, before settling on a toss game, as the eggs would get stuck inside the machine. After breaking all of their eggs, the two use a solid ball instead. Mark later comes up with an idea to tape a bread knife onto the end of the ball and see which one of them can make the object land on the knife side, similarly to a game of lawn darts. Following his win, Mark exclaims that he can now kill Ethan, as he proceeds to chase Nestor around the pool with a broken bread knife.
1x326 - The 1000 High Five Challenge
October 2, 2020
Mark and Ethan do 1,000 high fives with each other to prove their friendship.
1x327 - Bobbing For Apples But the Water Keeps Getting Thiccer
October 3, 2020
Mark and Ethan bob for apples in a water container filled with Thick-It Water and Xanthan gum jello powder while being timed.
1x328 - Mark Breaks His Nose On An Aerial Hoop
October 4, 2020
Mark and Ethan practice aerial gymnastics with Vixen DeVille, with Mark ending up breaking his nose against the aerial lyra for a second time in a single week.
1x329 - Mark and Ethan Milk a Goat
October 5, 2020
Mark and Ethan learn how to milk a goat at Gilchrist Farm and later play with piglets.
1x330 - Shooting Archery ON A HORSE
October 6, 2020
Mark and Ethan practice regular and mounted archery at Gilchrist Farm.
1x331 - DIY Minesweeper
October 7, 2020
Mark and Ethan play life-sized version of minesweeper, with the player using a metal detector to locate metal arrow heads, that act as mines, buried beneath Mark's lawn. For each missed, the game master will strike the player with a dodgeball.
1x332 - Literally Finding a Needle in a Haystack
October 8, 2020
Mark and Ethan search separately for a safety pin with its needle exposed in a haystack, each of them being colored in accordance with their Unus Annus personas; black for Ethan and white for Mark. Sometime later, Mark finds the white pin and declares himself the winner, while Ethan gives up after failing to find his for several minutes. In a jump cut, the two are seen arguing over which one found Ethan's black pin off-screen.
1x333 - Drawing on Each Other's Backs in Total Darkness
October 9, 2020
Mark and Ethan attempt to copy each other's drawings in complete darkness with one person drawing on another's back while the other attempts to replicate it by feeling the movement of the pen.
1x334 - This is For FUN and NOT a Fetish
October 10, 2020
Mark and Ethan use a vacuum pump to draw out all the oxygen and seal each other inside a trash bag.
1x335 - Mark Conquers His Fear of Night Swimming
October 11, 2020
Mark and Ethan go for a late night swim in Fischbach's swimming pool where he will attempt to conquer his fear of swimming at night while Ethan taunts him as the Gongoozler, a made-up monstrous sea creature that stalks its prey from below the surface. In a post-credit scene, Ethan, portraying the aforementioned creature, swims beneath and pulls Mark into the water moments before the video comes to an end.
1x336 - The Painful World of Aerial Silks
October 12, 2020
Mark and Ethan practice gymnastics on an aerial hammock.
1x337 - We Bought Every Grinch Costume on Ebay
October 13, 2020
Mark and Ethan try on every Grinch costume Amy could find on eBay to reenact scenes from the 2000 Christmas film How the Grinch Stole Christmas as a means of celebrating an early 2020 Christmas that they are bound to miss out on due to the channel's deletion date being in November of that year. After trying out every available costume, the video ends with the two collapsing onto the ground from a supposed lack of oxygen caused by their tight masks.
1x338 - Pumpkin Taste Tier List
October 14, 2020
Mark and Ethan taste test and rate several types of pumpkins.
1x339 - Learn to Jump Higher in 16 Minutes and 16 Seconds
October 15, 2020
Mark and Ethan compete against each other in a jumping contest in other to improve their athletic capabilities.
1x340 - Bobbing For Literally Anything But Apples
October 16, 2020
Mark and Ethan bob for a variety of foods that are submerged inside a plastic container while blindfolded. Once obtaining the food item, the participant is required to eat it and guess what it's suppose to be, with each correct answer earning them a random amount of points.
1x341 - This Video is Completely Unedited
October 17, 2020
Mark and Ethan make an entire unedited video of them waxing their nostrils.
1x342 - Momiplier Tells Us True Scary Stories from Korea
October 18, 2020
In preparation for the upcoming Halloween, Mark's mother shares her ghost stories and Korean folktales with Ethan and her son.
1x343 - Pumpkin Spice "Challenge"
October 19, 2020
In a reference to Mark's 2013 Cinnamon Challenge video, Fischbach and Nestor partake in a similar challenge where they consume raw pumpkin spice.
1x344 - Mark and Ethan Build a Scarecrow
October 20, 2020
On an alluring autumn night, Mark and Ethan decide to build their own scarecrow using hay, a yellow pumpkin and some Unus Annus merchandise. They later come up with a name for it by taking turns and picking random letters till they settle on Guppti Tamberooly Jooortelsk.
1x345 - Pressure Washing Our Sins Away
October 21, 2020
Ethan uses a pressure washer to hose down Mark and a number of items in Fischbach's backyard.
1x346 - We Force Mark to Swim in the Ocean (HIS GREATEST FEAR)
October 22, 2020
Mark and Ethan sail out on the Duchess off the coast of Marina del Rey, California where Mark must face his fear of open water and swim in the Pacific ocean.
1x347 - Fighting Fish to the Death in the Deep Blue Sea
October 23, 2020
Following the events from their previous episode, while still on the Duchess, Mark and Ethan decide to compete against each other and see who can catch the most amount of fish, which tallies up to 19 mackerels by the end of the video.
1x348 - Cryptid Olympics
October 24, 2020
Mark and Ethan, having knowledge of well known internet cryptids, compete against each other while portraying the aforementioned creatures in a series of trials to see who can become a new cryptid.
1x349 - Phasmophobia in Real Life
October 25, 2020
In a similar style to Phasmophobia, Mark and Ethan explore an abandoned house using pseudoscientific tools to contact ghosts. As the two get separated, the coms start picking up each other's voices asking them to hurt one other. Moments later, Mark is ambushed by what appears to be Ethan who drags his unconscious body into the darkness. Meanwhile, the real Ethan spots a figure through an infrared camera sprinting towards him, before the video cuts to black.
1x350 - Edward Pumpkin Hands
October 26, 2020
In preparation for Halloween, Mark and Ethan carve some pumpkins to make jack-o'-lanterns, with the added challenge of taping knives and additional utensils to their fingers. After etching their pumpkins, Mark and Ethan try to help each other remove their taped tools, before the video cuts to a stock footage blood splatter, implying that the two accidentally stabbed one another.
1x351 - Blood Bath
October 27, 2020
Mark and Ethan brew and lie in a bath filled with fake blood that's made out of Maizena corn starch, Karo dark and light corn syrups, Kroger chocolate syrup and assorted food colors, Folgers classic roast instant coffee, Grandma's Molasses, Betty Crocker gel food color, cherry and chocolate Jell-O and ketchup.
1x352 - The Unus Annus Annual Costume Contest
October 28, 2020
Mark and Ethan compete against each other in a costume contest in scary, sexy, sad, cursed, offensive, funny, and cute categories. As Mark is declared the winner, Ethan is forced to stay behind by himself at the Halloween-themed house.
1x353 - Ethan Turns Mark into a Werewolf
October 29, 2020
Ethan, using pieces of Chica and Spencer's shed coat, glues their dogs' fur onto Mark's body to have him resemble a werewolf.
1x354 - Ethan Kidnapped Mark
October 30, 2020
In retaliation for his stunt at the camp, Ethan kidnaps and leaves Mark inside an abandoned house for him to navigate through and solve Nestor's tasks by picking out the right items that correspond with his questions. Each right solution awarded Mark with a cardboard cutout of a word. Reaching the end, Fischbach assembles all the pieces to form a full sentence that reads "Look even further beyond yourself and speak the truth. Ethan is my equal." After reading it out loud, Ethan appears around the corner and lunges at Mark, as the video comes to an end.
1x355 - The Truth of Unus Annus
October 31, 2020
Following up from the ending of the last episode, the Unus Annus crew is heard laughing inside the abandoned house, wrapping up their shoot for the night. As Ethan's washing up, his walkie-talkie begins to pick up a signal from what initially appears to be Mark exclaiming "It's time." Moments later, the lights go out in the entire building. As Mark and Ethan etch closer to one another in complete darkness, they begin to hear their own voices addressing them through the coms, stating that their time is up. Despite the two pleading for another chance to better themselves, the disembodied voices note the end is upon them and that they have to accept the "truth."
1x356 - Accepting the Truth
November 1, 2020
Mark and Ethan invite their audience to watch the final Unus Annus YouTube stream, starting on Friday, November 13, 2020, at 12pm Pacific, as a means of commemorating and celebrating their time spent together over the past year, where at the end of the broadcast, they were to delete their channel.
1x357 - The Unus Annus Last Supper
November 2, 2020
Mark and Ethan share their final Unus Annus meal with each other, all of which were picked by Amy in style of their previous episodes.
1x358 - Being Brutally Honest with Each Other
November 3, 2020
Mark and Ethan share their honest thoughts about each other and on their year-long collaborative work.
1x359 - Recreating Every Single Unus Annus Video
November 4, 2020
Mark and Ethan recreate all of their past videos, each of them being presented in one short, exaggerated scene.
1x360 - All Our Video Ideas That Never Happened
November 5, 2020
Mark and Ethan discuss a number of Unus Annus video ideas that never came to fruition. Most of these existed merely as concepts and were seen as either being too obscene or too difficult to implement, while a handful were scrapped due to the COVID-19 pandemic.
1x361 - Who's Cutting Onions In Here???
November 6, 2020
Mark and Ethan cut a few dozen onions throughout the entirety of the video.
1x362 - The 1st Annual Unus Annus Roast
November 7, 2020
Mark and Ethan read roasts sent in by their viewers over social media under the hashtag #RoastusAnnus.
1x363 - God's Fitness Test
November 8, 2020
It's all come down to this.... our final fitness challenge.
1x364 - Saying Goodbye to All Our Guests
November 9, 2020
As a way of commemorating the channel's final days, Mark and Ethan call up most of the people they've worked with over the past year using an old fashioned landline made out of cardboard (the actual mobile phone was placed inside the prop).
1x365 - Everything's Legal If You're Dead
November 10, 2020
As a follow up to the original video, Mark and Ethan cook yet again using sex toys and an automated sex machine to feed each other.
1x366 - 7 Minutes in Heaven 7 Minutes in Hell
November 11, 2020
Mark spends seven minutes pampering Ethan with relaxing music, massages, scented oils and sustenance, while Nestor has Fischbach listen to Doom's "BFG Division" soundtrack and stuffs his face with hot dogs, Oreo cookies and dog treats. Both of them were sitting inside their own portable sauna.
1x367 - The Unus Annus Annual Sleepover
November 12, 2020
Mark and Ethan simulate a children's sleepover before their final Unus Annus livestream.
1x368 - Goodbye.
November 13, 2020
This is it. We will be deleting this channel live on stream. Join us for our final moments.

Unus Annus: All seasons

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

1x295 - How Many Slaps Does It Take to Cook a Chicken?

1x296 - 2 Boys 2 Poops

1x297 - Mark Teaches Ethan How to March in a Marching Band

1x298 - We Finally Drank Our DIY Wine

1x299 - 2 Adults Take a 4th Grade Math Test

1x300 - Making Snow Cones With Literally Anything But Normal Flavors

1x301 - We Attempt Pottery Without Amy's Help

1x302 - Can Plants Feel Pain?

1x303 - How Far Can We Chuck a 16lbs Rock?

1x304 - We Pierced Each Other’s Ears

1x305 - We Ate Dog Treats So You Don't Have To

1x306 - We Accidentally Made an SCP While Amy Was Away

1x307 - BEYBLADE NUTBALL

1x308 - Making the Ultimate Unus Annus Burger

1x309 - Making Soda With Literally Anything But Soda

1x310 - Pee Soda

1x311 - Learning to Use The Force

1x312 - Brick Soccer

1x313 - We Attempt to Make Holy Water

1x314 - We Attempt to Make Holy Water

1x315 - Amy Sent Us a Mystery Box

1x316 - Mark Knows What Ethan Did...

1x317 - This Video Will Never Make Sense

1x318 - We Attempt to Make UNHOLY Water

1x319 - We Will Churn Thy Butter

1x320 - Ethan Teaches Mark Gymnastics

1x321 - The Great Ice Cream Cake Race

1x322 - Mark Teaches Ethan to Wrestle

1x323 - Ethan Watches as Mark Achieves the Impossible

1x324 - Consuming the World's Hottest Chip

1x325 - This Video Went Completely Out of Control

1x326 - The 1000 High Five Challenge

1x327 - Bobbing For Apples But the Water Keeps Getting Thiccer

1x328 - Mark Breaks His Nose On An Aerial Hoop

1x329 - Mark and Ethan Milk a Goat

1x330 - Shooting Archery ON A HORSE

1x331 - DIY Minesweeper

1x332 - Literally Finding a Needle in a Haystack

1x333 - Drawing on Each Other's Backs in Total Darkness

1x334 - This is For FUN and NOT a Fetish

1x335 - Mark Conquers His Fear of Night Swimming

1x336 - The Painful World of Aerial Silks

1x337 - We Bought Every Grinch Costume on Ebay

1x338 - Pumpkin Taste Tier List

1x339 - Learn to Jump Higher in 16 Minutes and 16 Seconds

1x340 - Bobbing For Literally Anything But Apples

1x341 - This Video is Completely Unedited

1x342 - Momiplier Tells Us True Scary Stories from Korea

1x343 - Pumpkin Spice "Challenge"

1x344 - Mark and Ethan Build a Scarecrow

1x345 - Pressure Washing Our Sins Away

1x346 - We Force Mark to Swim in the Ocean (HIS GREATEST FEAR)

1x347 - Fighting Fish to the Death in the Deep Blue Sea

1x348 - Cryptid Olympics

1x349 - Phasmophobia in Real Life

1x350 - Edward Pumpkin Hands

1x351 - Blood Bath

1x352 - The Unus Annus Annual Costume Contest

1x353 - Ethan Turns Mark into a Werewolf

1x354 - Ethan Kidnapped Mark

1x355 - The Truth of Unus Annus

1x356 - Accepting the Truth

1x357 - The Unus Annus Last Supper

1x358 - Being Brutally Honest with Each Other

1x359 - Recreating Every Single Unus Annus Video

1x360 - All Our Video Ideas That Never Happened

1x361 - Who's Cutting Onions In Here???

1x362 - The 1st Annual Unus Annus Roast

1x363 - God's Fitness Test

1x364 - Saying Goodbye to All Our Guests

1x365 - Everything's Legal If You're Dead

1x366 - 7 Minutes in Heaven 7 Minutes in Hell

1x367 - The Unus Annus Annual Sleepover

1x368 - Goodbye.

S0: Specials

S1: Season 1