| Achievement | How to unlock
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|---|
| Aim High | Score 200,000 points
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| Amazing Workout | Finish a run in the Gym Suit
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| Artificial Heart | Defeat a Crystal Heart
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| Attractive Force | Score 50,000 with the Magnet Suit
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| Delay the Inevitable | Delay the Apocalypse by 4 minutes in one run
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| Distortion Is Too Slow | Finish a run in under 10 in-game minutes
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| Doomsday Comes Later | Delay the Apocalypse by 6 minutes in one run
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| Faceless and Skinny | Defeat the rare Slendy
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| First Aid Not Needed | In the Scientist suit, complete a run without using the revive potion
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| First Aid Not Needed | In the Scientist suit, complete a run without using the revive potion
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| Frostbite | Defeat a Yeti
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| Frozen to the Core | Defeat Frozen Bones
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| Getsuga | Defeat Zombakuto
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| Getting Sweaty | Score 50,000 with the Gym Suit
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| Giant Bat Deluxe | Defeat the Night Emperor
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| Glimmering Wonder | Defeat the special Gold Blob
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| Goat Feaster | Defeat the rare Chucab
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| Heavy Load | In the Gym suit, defeat a boss with both weapons at full weight
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| Heavy Load | In the Gym suit, defeat a boss with both weapons at full weight
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| Human Insect | Defeat the rare Mothguy
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| I Can See Again! | Defeat a Sandstorm
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| Incredible Stamina | Finish Earth Unleashed in the Gym Suit
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| It Came From Above | Defeat Meteor Bob
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| It's a Mystery to Us | Defeat Mystery
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| Kaboomishi | Defeat a Bombcano
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| King & Queen Rollers | Defeat the Royal Dillos
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| Learn Through Failure | Lose 50 runs
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| Lethal Mixture | Finish Earth Unleashed in the Scientist Suit
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| Mad Shepherd | Use the Sheep weapon on an enemy
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| Mega Treasure | Collect all of the contents in the Mega Slot Chests
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| Mr. Crazy Man | Defeat Foreman Jack
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| Mutant Plant | Defeat a Tree Monster
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| Never Trust Them | Defeat one of Meiun's Advocates
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| Ninja Scientist | Score 50,000 with the Ninja Suit
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| Ninja Style | Finish a run in the Ninja Suit
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| One Weapon Only | In the Ninja suit, defeat a boss without using either attack button
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| One Weapon Only | In the Ninja suit, defeat a boss without using either attack button
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| OP MLG Purchase | Buy the most expensive weapon from a merchant
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| Positive Charge | Finish a run in the Magnet Suit
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| Rainbow Family | Defeat the Blob Bros.
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| Rematch | Defeat Elemental Meiun
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| Revenge | Defeat Meiun
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| Shouldn't Have Done That | Defeat the rare Benny
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| Slow Learner | Run into the instant death spikes
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| Slowing Distortion | Delay the Apocalypse by 150 seconds in one run
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| Speedrun Strats | Finish a run in under 12 in-game minutes
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| Tensho | Defeat Zombakuto BW
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| That Guy | Defeat the Soul of Raynald
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| The Experiments of Combat | Score 50,000 with the Scientist Suit
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| The Heart Complex | In the Magnet suit, have 15 hearts follow you at once
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| The Heart Complex | In the Magnet suit, have 15 hearts follow you at once
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| The King of Death | Defeat Skeleking
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| The North Pole | Finish Earth Unleashed in the Magnet Suit
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| Time Anti-Paradox | Beat the final boss
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| Treeminator | Defeat Treebot
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| Unknown Killer | Defeat the rare Jef
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| Unlock All The Things | Yep. (only need the Singleplayer ones)
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| Unscathed | Take no damage in a run
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| Untouchable | Take no damage in a run in Earth Unleashed
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| Victory Hypothesis | Finish a run in the Scientist Suit
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| Way of the Ninja | Finish Earth Unleashed in the Ninja Suit
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| With Time to Spare | Finish a run in under 15 in-game minutes
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| Wumbology | Defeat a Wumbo Blob
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