| Achievement | How to unlock
|
|---|
| Alamo | Beat Stage 3 Level 6 in under 15 seconds.
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| Bowels | Beat Stage 4 Level 6 in under 10 seconds.
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| Burntown | Beat Stage 1 Level 7 in under 7 seconds.
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| Cathedral | Complete Stage 3.
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| Chimney Sweeper | Beat Stage 1 Level 5 in under 8 seconds.
|
| Cosmos Belle | Beat Stage 6 Level 3 in under 10 seconds.
|
| Cosmos Jackie | Beat Stage 6 Level 2 in under 16 seconds.
|
| Cosmos | Complete Stage 6.
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| Dagon | Beat Dagon with the Broadsword. Must be the only weapon used during the fight.
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| Deeplings Woah | Beat Stage 2 Level 6 in under 10 seconds.
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| Ditch | Beat Stage 5 Level 4 with the Bubble Gun. Must be the only weapon used during the level.
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| Don't Stop | Beat Stage 4 Level 2 in under 11 seconds.
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| End | Complete Stage 5.
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| Gaze | Beat Stage 3 Level 1 in under 8 seconds.
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| Hive | Complete Stage 4.
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| Holes | Beat Stage 1 Level 3 in under 10 seconds.
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| Rally | Beat Stage 4 Level 4 in under 17 seconds.
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| Sewers | Complete Stage 2.
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| Slide | Beat Stage 1 Level 4 in under 12 seconds.
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| Slimewall | Beat Stage 3 Level 4 in under 15 seconds.
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| Stairway To... | Beat Stage 5 Level 2 in under 10 seconds.
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| Stake | Beat Stage 1 Level 2 in under 12 seconds.
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| Towney | Complete Stage 1.
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