Happy Mask Achievements

• Sin

  Stole the Hermit's Old Key.
• Woe of the Death Creature

  Listen to the Death Creature's Woes.

• Idolatry

  Find the idol of Worship.
• Wall Eyed

  Defeat the Sentient Monitor.
• Slopped

  Defeat Slop Face
• Merciful

  Defeat the Tortured Experiment.
• Chill Under Pressure

  Defeat the Odious Sentinel.
• Post Trauma

  Defeat the Terrible Terror.

• Resist Corruption

  Defeat the Corrupted Tyrant.
• Bliss

  Defeat the Great Deceiver
• Nonsensical

  Drop the thing on the thing.
• Slop Escape

  Avoid the Slop.
• Open Sesame

  Unlock the Sealed Chamber.
• Beamer

  Switch On the North Tower Transceiver

• Energizer

  Switch On the South Tower Transceiver.
• Old Friend

  Make things right again.
• Witness

  See it.
• Confidence

  Collect the Overshield.
• The Power

  Collect the Controller.
• Exchange Rate

  Trade in Skull Coins.

• Touched by an Angel

  Complete all 10 Brain Mush Pods.
• Never Again

  Become Invincible
• Trust

  Find Trust.
• Total Recall

  Remember the Fetal Position Rolling Ability
• Testimony

  Speak of the unspoken.
• Digitizer

  Collect all of the Code Cards.

• Decrepit Wisdom

  Collect all of the pages and go through all of the pages of the Obsidian Obsolete.
• Trash Collector

  Collect all of the Paintings.
• Capsulated

  Complete all six Brainwash Stages.
• Why does it have to be this way?

  Reincarnate 1000 times.
• So be it

  Traverse to the end of the Sleepy Dream.
• Deviant

  Consecutively drop 66 husks into the Waste Disposal.

• Genius

  Finish the Puzzle.
• Doomed

  Face the corruption.
• Scavenger

  Collect 1000 Buried Coins.
• Huh?

  Does anything make sense?
• Hopeful

  Collect All Hopeful Upgrades.
• Clocker

  Clock 100000 in-game seconds.

• Curious Fiend

  Collect All Items and Collectables.
• Happy Day

  Complete a Full Bonus Duck Run.
• Scrubbed

  Complete a FULL Bonus Brainwash Run.
• Discombobulated

  Complete a Full Bonus Brainmush Run.
• Emersed

  Complete a Full Bonus Crazy Brain Run.
• Believer

  Complete a Full Bonus Boss Rush Run.

• Somewhere out there

  Find the thing.
• Let Go

  Let go of all eight sentimentalities.
• Particulate

  Activate all eight of the Long Range Transporters.
• Walk Away

  Say yes to quitting.
• Don't do it

  Do the absurd.
• Relentless

  Achieve all Achievements