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Unus Annus
Season 1
Episode 254

This Is The Most Dangerous Children's Toy Ever Made

July 23, 2020

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Unus Annus - S1 - E254

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What was once an innocent childs toy, is now revealed to be a dangerous chemical weapon

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Unus Annus: Season 1 - 101 Episode s

1x204 - Crushing Watermelons Betwixt Our Mighty Thighs
June 3, 2020
We return once again to showcase our feats of incredible strength. Gaze upon our mammoth hams as we quash these juicy gourds.
1x205 - Morphing Our Bodies Into Superhero Poses
June 4, 2020
You hear that? That call in the night? The call for help? The call for justice? The call for a hero? WE will answer that call.
1x206 - Reacting to Your Hilarious Green Screen Memes
June 5, 2020
As you know, the first annual Unus Annus Green Screen Competition took place just last week and now it's time to review the winners.
1x207 - Mark Teaches Ethan to Read with Hooked on Phonics
June 6, 2020
Ethan's dream has always been to learn the mysteries of the written word. With Mark's BIG BRAIN, he might just make a breakthrough.
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
Don't look to closely at these pictures. If you can see them - they can see you too. And then they'll know exactly where to find you.
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
None have been able to capture sadness as good as a crying YouTuber. Today, we harness that power to increase our views tenfold.
1x218 - Pee Sauna
June 17, 2020
Pee Sauna. You weren't ready. We weren't ready. And yet it comes for us all the same.
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
Long have we yearned to gallop the great fields with our mighty hooves. The slurp from grand rivers with our mighty slurpers. Well today - our dreams shall no longer remain dreams.
1x221 - The Ultimate Paper Airplane Showdown
June 20, 2020
Today we hone an ancient craft passed down from generation to generation: The Art of the Paper Airplane
1x222 - Creating Mark FISHbach
June 21, 2020
Today, Mark will be putting the "fish" in Fischbach.
1x223 - Learning How to Lock Pick (FBI Please Don't Watch)
June 22, 2020
There is nothing illegal about learning how to lock pick. It is a perfectly normal activity to train oneself to do. Please do not assume we will do anything nefarious with these skills.
1x224 - The Most Dangerous Shave
June 23, 2020
Today we shave the old fashioned way.
1x225 - Ethan Traps Mark's Soul in the Palm of his Hand
June 24, 2020
The palms are the back porches of the soul. We all know this. We all accept this. But when Mark's ego gets in the way of this undeniable truth - disaster strikes.
1x226 - Bear Trapping 101: An Elegant Knot For An Elegant Beast
June 25, 2020
Ropes have a million and one uses. It just so happens that that extra one use is BEAR TRAPPING. Definitely bear trapping.
1x227 - 2 Men In a Trench Coat Teach You How to Save Money at the Movies
June 26, 2020
Mark and Ethan teach you the crucial steps in sneaking into a movie theater with the old fashioned trench coat trick
1x228 - Building the World's First IKEA Boat
June 27, 2020
After two perfect IKEA builds, the boys return to see if they can take their knowledge of ancient Swedish craftsmanship even further beyond - by building a boat.
1x229 - Ethan Teaches Mark How to Swim
June 28, 2020
Mark has the densest bones known to man. Can Mark overcome this obstacle with Ethan's legendary teaching and or swimming ability?
1x230 - 10 Miracle Products to Give YOU the Thiccest Jaw on Planet Earth
June 29, 2020
The Jaw: the front porch of the face. It's the first thing you notice when you see a person, and the last thing you think about before you go to sleep at night.
1x231 - 2 Dirty Boys Wash Their Filthy Mouths Out With Soap
June 30, 2020
We've been naughty naughty boys who've used one too many no-no words - and now it's time to face the soapy consequences. Let's see which soap best washes away our sins.
1x232 - Mark is Guilty. Ethan Has the Proof.
July 1, 2020
The proof is in the pudding. And Mark's belly is jiggling like a bowl full of it.
1x233 - Recreating Mark's Childhood
July 2, 2020
Mark has told many stories of his childhood, and today we recreate them all.
1x234 - We Put an Apple Watch in a Rock Tumbler
July 3, 2020
Anything can be tumbled if you try hard enough.
1x235 - Dummy THICC for Dummies - A Tale of 2 Butts - Pushing Our Butts Even Further Beyond
July 4, 2020
Between 2 Cheeks - The Eternal Quest for THICC - Indiana Bones and the Temple of THICC - How to Train Your Donk - More Trunk than an Elephant - Viva la Butt - Harder, Better, Faster, THICCer
1x236 - Reverse Engineering a Kite to Steal the Idea of Electricity From Benjamin Franklin
July 5, 2020
Back in 18012, Benjamin Franklin created the single greatest invention of all time: Electricity. Today, we figure out his secrets and steal his best idea from him.
1x237 - The Candy Bra Challenge
July 6, 2020
Move aside ghost peppers. Get lost cinnamon. It's time for the candy bra to take center stage as the new YouTube sensation that's sweeping the nation.
1x238 - Mark and Ethan Look at a Puppy for 10 Minutes
July 7, 2020
Look, life's tough out there. If you are presented with an opportunity to look at a puppy, you would be a fool not to.
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
Cleanliness is next to Godliness, and we are currently in Hell.
1x241 - Tasting Weird Food Combos: Pickles and Chocolate? Ice Cream and Soy Sauce?
July 10, 2020
We are a channel divided. Is pineapple on pizza a tasty treat that can't beat? We look forward to your vigorous debate in the comments.
1x242 - The Unus Annus Space Program
July 11, 2020
Space: The Final Frontier. Today, Mark and Ethan accomplish their wildest dreams of going deep into space
1x243 - The Egg Smashing Game
July 12, 2020
Here's a simple little game that you can play with your friends. All you'll need are some possibly rotten eggs and a pair of smackers.
1x244 - Can You Bake a Cookie from Cookie Dough Ice Cream?
July 13, 2020
Fools. We've been fools all along. Why would we make cookie dough ourselves when we have an unlimited supply in the ice cream around us!?
1x245 - Bleachus Annus
July 14, 2020
Arts and crafts are definitely a strong-suit of Mark and Ethan's. Today they explore the world of bleaching their clothes
1x246 - Dunking Oreos In Literally Anything But Milk
July 15, 2020
You've simply assumed it to be true. "Milk's Favorite Cookie," huh? Are you really going to keep believing the LIES being fed to you by BIG MILK??? We're here to find out the TRUTH.
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
Someday soon, we'll get old. Our bodies will start to crumble, our teeth will rot out. Today, we prepare for that day.
1x249 - How to Escape from a Hostage Situation
July 18, 2020
How many times have you found yourself tied to a chair in a dimly-lit basement? TOO MANY. Let us help you out of that sticky situation.
1x250 - Does This Magnetic Skincare Routine Really Work?
July 19, 2020
The secret to eternal youth? Lotions? Balms? Cream? No you absolute buffoon. Magnets.
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
Man versus Machine. Overcoming the inevitable robot takeover will one day be humanity's greatest challenge. But what if man and machine come together to form a being that is even greater than the sum of its parts?
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
What was once an innocent childs toy, is now revealed to be a dangerous chemical weapon
1x255 - Would Chica Save Us From Drowning?
July 24, 2020
Chica is a good girl. But is she the right girl for the job? Is she capable of saving her father's life and becoming Markiplier's Hero?
1x256 - We Do It Better Than Icarus Ever Could
July 25, 2020
Icarus was a brash fool who couldn't invent wings to save his life - AND HE DIDN'T. BECAUSE HE BURNT UP. AND IS NOW NOT ALIVE.
1x257 - The Beginning of The End
July 26, 2020
We will not go gentle into that good night.
1x258 - The Annual Unus Annus Dunk Contest
July 27, 2020
Every year for one year only, Mark and Ethan go head-to-head to see who can shoot the biggest hoop.
1x259 - Ultimate Horseshoes
July 28, 2020
Welcome to the wild, wild west. Where the air is dry, the men are manly, and the horses wear shoes, apparently.
1x260 - A Serious Conversation Under the Stars
July 29, 2020
There's always time to appreciate the stars.
1x261 - Recharging Our Phones Using Only Brute Strength
July 30, 2020
Unus Annus is our name, and cranking it is our game
1x262 - 5 Products to Grow Your Patchy Beard
July 31, 2020
In their unending search for perfection, Mark and Ethan attempt to fix what may be their one and only flaw: their mediocre facial hair.
1x263 - Mark Teaches Ethan How to Play the Trumpet
August 1, 2020
Mark attempts to teach Ethan how to properly play the trumpet, with little to no success.
1x264 - Playing Cards: The World's Deadliest Weapon
August 2, 2020
Playing cards: to some, a fun family game. To others: the deadliest weapon known to man.
1x265 - We Lubed Our Floor for a Sliding Competition
August 3, 2020
Lube? Check. Socks? Check. Safety? Overrated. Let's get our slide on.
1x266 - Breaking Glass With Our Screams
August 4, 2020
No mere mortals are more qualified to shatter glass than two men who have spent years honing the craft of screaming at video games.
1x267 - This Is Goodbye
August 5, 2020
Only 100 days left. Will you make the most of it?
1x268 - Mark and Ethan Share a Drink
August 6, 2020
For the first time ever, Mark and Ethan share a drink. A very special drink.
1x269 - The Wubble
August 7, 2020
Bloonies are the worst children's toy ever invented. Can the mysterious Wubble make up for it's shortcomings? Unus Annus Toy Reviews is here to give you the exclusive scoop.
1x270 - Mark and Ethan Shave Chica
August 8, 2020
Coming at you hot and fresh with another wholesome dog video. This time Mark and Ethan steal Chica's one and only possession in this world - her fur.
1x271 - DO NOT TRY THIS UNDER ANY CIRCUMSTANCES
August 9, 2020
No. Just no. Do not ever do this. We are certified idiots that have no credentials at all. Do not follow in the footsteps of our stupidity.
1x272 - Judging Your Terrible Unus Annus Ideas
August 10, 2020
You think you've got what it takes to make an Unus Annus video huh? Pfft. You WISH you had the creative genius to come up with ideas as unique as "10 Strange Products We Bought Off Amazon."
1x273 - Hydro Dipping A Baby
August 11, 2020
Hydro Dipping is the ancient art of submerging an infant in water and noxious paint fumes, symbolizing purification and rebirth.
1x274 - Popping Popcorn with a High-Powered Laser
August 12, 2020
You ask? We deliver. We here at the Unus Annus Research Lab are committed to giving you RESULTS, scientific method be damned.
1x275 - Puberty Simulator
August 13, 2020
Poor, poor Ethan. Over two decades on this planet and he still hasn't hit puberty yet. Don't worry though, Mark is here to speed along the process. What else are friends for?
1x276 - Grip Strength Test: Loser Becomes the Winner's Butler for a Day
August 14, 2020
What can THESE HANDS do? How much power do they hold? Well - today we find out exactly how much these meaty claws can handle.
1x277 - Momiplier Teaches Self-Defense
August 15, 2020
Mark's mom is a master of self-defense. She will whip these two spineless babies into weapons of mass misdirection.
1x278 - Transforming Mark into the 8th Wonder of the World
August 16, 2020
The Pyramids - the Colosseum - the Great Wall - and now, the Mark.
1x279 - Playing Children's Games in Total Darkness
August 17, 2020
Today we take childhood games to the next level. We add in an element of danger. We on X-Games mode. Today we play these games in complete darkness.
1x280 - We're Better Than Dogs
August 18, 2020
Dogs think that they're so cool with their big teeth and mighty chompers. Well we have big chompers too. HUGE chompers. The BEST chompers.
1x281 - The Koala Challenge: TikTok's Intimate Couple's Trend
August 19, 2020
TikTok has brought us another challenge to CRUSH. All it requires is for one of us to climb the body of the other as if we were conquering Mount Everest.
1x282 - 1 Gallon of Jello Nearly Broke Us
August 20, 2020
This is NOT pudding - this is Jello - this is ONE GALLON of Jello.
1x283 - Too Many Pickles
August 21, 2020
Mark and Ethan hit the open road with nothing in sight but pickles and bears.
1x284 - Pitching a Tent in the Woods But There's a Bear 15 Feet Away
August 22, 2020
Rule #1. Always Remember the Buddy System. Mark and Ethan teach you how to pitch a tent when buddy can't see and the other buddy can't hear. Also there's a bear.
1x285 - How to Rescue a Cat from a Tree
August 23, 2020
We here at Camp Unus Annus will show you how to rescue a cat from a tree with our handy dandy Fuzzy Wubble Cat.
1x286 - A Bear Attacked Us in the Middle of the Night
August 24, 2020
A quiet, restful night here at Camp Unus Annus.
1x287 - How to Safely Bury Your Friend
August 25, 2020
When out in the woods, a lot can go wrong. In the case something does, you need to know how to bury your buddy quickly and efficiently enough so they won't get eaten by bears (again)
1x288 - Team Building for 2: Trust Fall, Tug-of-War, and More!
August 26, 2020
Want to know how to be closer with your team and/or buddy? Let your Camp Unus Annus Counselors, Mark and Ethan, show you how it's done with all of these fun and safe activities.
1x289 - How to Start a Fire (except don't...)
August 27, 2020
Ever wanted to know how to make a fire with your BARE HANDS!? Well you might want to purge those thoughts - there's a fire hazard out there.
1x290 - Mark's Outdoor Escape Room
August 28, 2020
Ethan thought it would be an ordinary night at Camp Unus Annus. But Mark had other plans - He prepared the Ultimate Outdoor Escape Room.
1x291 - Hunting HeeHoo
August 29, 2020
Scarier than Bigfoot. More terrifying than the Yeti. The most dangerous creature is man and he's out for revenge.
1x292 - Was 2020 a Bad Year for Unus Annus?
August 30, 2020
Tune in for some real talk about this channel and the year it just so happened to exist in. It's all the tea and hot gossip you've been itching for. Also we skip rocks. Or try to.
1x293 - Mark Gives Ethan a HOT (stone) Massage
August 31, 2020
What's the best way to massage your weak, mortal coil? Why, with hot stones, of course.
1x294 - We Smell Every Smell
September 1, 2020
Do you smell that? That smell. A kind of smelly smell. The smelly smell that smells. - smelly.
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 eating good tonight.
1x296 - 2 Boys 2 Poops
September 3, 2020
We truly are living in the future. Technology has advanced to the point where we can mail our poop to be analyzed by professionals. Wonderful times.
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
After a lifetime of waiting, the time has finally come to taste our homemade brew.
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
After improving milk's favorite cookie, the boys are back in search of perfection with their favorite summertime treat.
1x301 - We Attempt Pottery Without Amy's Help
September 8, 2020
Scared Potters? You should be. This is an affront to all pottery aficionados out there.
1x302 - Can Plants Feel Pain?
September 9, 2020
Plants. We don't understand them and they don't understand us. But could there be a middle ground in the realm of pain? With our superior lie detector technology, we will not be stopped from discovering the truth.
1x303 - How Far Can We Chuck a 16lbs Rock?
September 10, 2020
The Shot Put is the Rolls Royce of Track and Field events. It's the one that everyone screams for. You love it. We love it. Let's Put some Shots.
1x304 - We Pierced Each Other's Ears
September 11, 2020
It's 2020. Why not get bored and pierce our ears???

Unus Annus: All seasons

S0: Specials
22 Episode s
S1: Season 1
367 Episode s

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

1x234 - We Put an Apple Watch in a Rock Tumbler

1x235 - Dummy THICC for Dummies - A Tale of 2 Butts - Pushing Our Butts Even Further Beyond

1x236 - Reverse Engineering a Kite to Steal the Idea of Electricity From Benjamin Franklin

1x237 - The Candy Bra Challenge

1x238 - Mark and Ethan Look at a Puppy for 10 Minutes

1x239 - Unus Annus Try Pole Dancing

1x240 - This Is Hiding On Your Body RIGHT NOW.

1x241 - Tasting Weird Food Combos: Pickles and Chocolate? Ice Cream and Soy Sauce?

1x242 - The Unus Annus Space Program

1x243 - The Egg Smashing Game

1x244 - Can You Bake a Cookie from Cookie Dough Ice Cream?

1x245 - Bleachus Annus

1x246 - Dunking Oreos In Literally Anything But Milk

1x247 - Preparing a 5-Star Meal for Our Youtube Famous Dogs

1x248 - DIY Teeth

1x249 - How to Escape from a Hostage Situation

1x250 - Does This Magnetic Skincare Routine Really Work?

1x251 - Diy Bed of Nails : Oh God, Please Don't Ever Try This

1x252 - The Human Mop

1x253 - Can Sound Therapy Heal All Wounds?

1x254 - This Is The Most Dangerous Children's Toy Ever Made

1x255 - Would Chica Save Us From Drowning?

1x256 - We Do It Better Than Icarus Ever Could

1x257 - The Beginning of The End

1x258 - The Annual Unus Annus Dunk Contest

1x259 - Ultimate Horseshoes

1x260 - A Serious Conversation Under the Stars

1x261 - Recharging Our Phones Using Only Brute Strength

1x262 - 5 Products to Grow Your Patchy Beard

1x263 - Mark Teaches Ethan How to Play the Trumpet

1x264 - Playing Cards: The World's Deadliest Weapon

1x265 - We Lubed Our Floor for a Sliding Competition

1x266 - Breaking Glass With Our Screams

1x267 - This Is Goodbye

1x268 - Mark and Ethan Share a Drink

1x269 - The Wubble

1x270 - Mark and Ethan Shave Chica

1x271 - DO NOT TRY THIS UNDER ANY CIRCUMSTANCES

1x272 - Judging Your Terrible Unus Annus Ideas

1x273 - Hydro Dipping A Baby

1x274 - Popping Popcorn with a High-Powered Laser

1x275 - Puberty Simulator

1x276 - Grip Strength Test: Loser Becomes the Winner's Butler for a Day

1x277 - Momiplier Teaches Self-Defense

1x278 - Transforming Mark into the 8th Wonder of the World

1x279 - Playing Children's Games in Total Darkness

1x280 - We're Better Than Dogs

1x281 - The Koala Challenge: TikTok's Intimate Couple's Trend

1x282 - 1 Gallon of Jello Nearly Broke Us

1x283 - Too Many Pickles