Happy Mask

64 achievements

Ultra Rare×60

Very Rare×1

Rare×3

About Happy Mask's achievements

Happy Mask has 64 Steam achievements, 8 of them ultra-rare — unlocked by under 5% of players. The rarest is "Idolatry", earned by just 4.7% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

4.7%

of players earned "Idolatry"

🗺️ Community guides & walkthroughs

Community Ratings

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All Happy Mask achievements

64 achievements

Wall Eyed

Defeat the Sentient Monitor.

Ultra Rare0.0%

Slopped

Defeat Slop Face

Ultra Rare0.0%

Merciful

Defeat the Tortured Experiment.

Ultra Rare0.0%

Chill Under Pressure

Defeat the Odious Sentinel.

Ultra Rare0.0%

Post Trauma

Defeat the Terrible Terror.

Ultra Rare0.0%

Resist Corruption

Defeat the Corrupted Tyrant.

Ultra Rare0.0%

Bliss

Defeat the Great Deceiver

Ultra Rare0.0%

Nonsensical

Drop the thing on the thing.

Ultra Rare0.0%

Slop Escape

Avoid the Slop.

Ultra Rare0.0%

Open Sesame

Unlock the Sealed Chamber.

Ultra Rare0.0%

Old Friend

Make things right again.

Ultra Rare0.0%

Witness

See it.

Ultra Rare0.0%

Confidence

Collect the Overshield.

Ultra Rare0.0%

The Power

Collect the Controller.

Ultra Rare0.0%

Exchange Rate

Trade in Skull Coins.

Ultra Rare0.0%

Touched by an Angel

Complete all 10 Brain Mush Pods.

Ultra Rare0.0%

Never Again

Become Invincible

Ultra Rare0.0%

Trust

Find Trust.

Ultra Rare0.0%

Testimony

Speak of the unspoken.

Ultra Rare0.0%

Digitizer

Collect all of the Code Cards.

Ultra Rare0.0%

Decrepit Wisdom

Collect all of the pages and go through all of the pages of the Obsidian Obsolete.

Ultra Rare0.0%

Trash Collector

Collect all of the Paintings.

Ultra Rare0.0%

Capsulated

Complete all six Brainwash Stages.

Ultra Rare0.0%

Why does it have to be this way?

Reincarnate 1000 times.

Ultra Rare0.0%

Deviant

Consecutively drop 66 husks into the Waste Disposal.

Ultra Rare0.0%

Genius

Finish the Puzzle.

Ultra Rare0.0%

Doomed

Face the corruption.

Ultra Rare0.0%

Scavenger

Collect 1000 Buried Coins.

Ultra Rare0.0%

Huh?

Does anything make sense?

Ultra Rare0.0%

Hopeful

Collect All Hopeful Upgrades.

Ultra Rare0.0%

Clocker

Clock 100000 in-game seconds.

Ultra Rare0.0%

Curious Fiend

Collect All Items and Collectables.

Ultra Rare0.0%

Happy Day

Complete a Full Bonus Duck Run.

Ultra Rare0.0%

Scrubbed

Complete a FULL Bonus Brainwash Run.

Ultra Rare0.0%

Discombobulated

Complete a Full Bonus Brainmush Run.

Ultra Rare0.0%

Emersed

Complete a Full Bonus Crazy Brain Run.

Ultra Rare0.0%

Believer

Complete a Full Bonus Boss Rush Run.

Ultra Rare0.0%

Somewhere out there

Find the thing.

Ultra Rare0.0%

Let Go

Let go of all eight sentimentalities.

Ultra Rare0.0%

Particulate

Activate all eight of the Long Range Transporters.

Ultra Rare0.0%

Relentless

Achieve all Achievements

Ultra Rare0.0%

Sunshine and Flowers

Face yourself for the First Time

Ultra Rare0.0%

What am I Doing?

Find the Mushy Thing in the dirt

Ultra Rare0.0%

Is this Ice Cream?

Find the Mushy Thing in the Pink Place

Ultra Rare0.0%

Is this even right?

Find the Mushy Thing in the Toxic Place

Ultra Rare0.0%

Is this Rotten?

Find the Mushy Thing in the Rotten Place

Ultra Rare0.0%

I don't think this is real?

Find the Mushy Thing in the Deceptive Place

Ultra Rare0.0%

Should I even be here?

Find the Mushy Thing in the Forbidden Place

Ultra Rare0.0%

Mushy Goodness

Find all eight Mushy Things

Ultra Rare0.0%

OG Psychopathy

Beat the Game with the Victim

Ultra Rare0.0%

PTSD

Beat the Game with the Naive

Ultra Rare0.0%

Pure Happiness

Beat the Game with both the Victim and the Naive

Ultra Rare0.0%

Idolatry

Find the idol of Worship.

Ultra Rare4.7%

Beamer

Switch On the North Tower Transceiver

Ultra Rare4.7%

Energizer

Switch On the South Tower Transceiver.

Ultra Rare4.7%

Total Recall

Remember the Fetal Position Rolling Ability

Ultra Rare4.7%

So be it

Traverse to the end of the Sleepy Dream.

Ultra Rare4.7%

Don't do it

Do the absurd.

Ultra Rare4.7%

What is this?

Find the Mushy Thing in the Place

Ultra Rare4.7%

How did I get here?

Find the Mushy Thing in the hidden Place

Ultra Rare4.7%

Woe of the Death Creature

Listen to the Death Creature's Woes.

Very Rare9.5%

Sin

Stole the Hermit's Old Key.

Rare19.0%

Walk Away

Say yes to quitting.

Rare23.8%

First Dose

Die for the First Time

Rare28.5%