| Achievement | How to unlock
|
|---|
| Aliens? | Complete Alien Worlds Stage.
|
| Art Connoisseur | Unlock your first game art.
|
| Business Problems | Survive Space Market invasion.
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| Captain Big Mouth | Get Beaten by Manos.
|
| Collector | Unlock all pieces of game art.
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| Creepy Castle | Complete Neo Valkyria Stage.
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| Deep Down | Complete Underworld Caves Stage.
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| Destiny | Teleport to another dimension arena at least once.
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| Drinks Connoisseur | Use each Madness Beverage at least once.
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| Exterminator | Kill thousand enemies.
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| First Blood | Kill 1st enemy.
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| Gladiator | Reach 100th wave in Colosseum.
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| Here We Go Again | Complete Neo Valkyria Revisited Stage.
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| Home Sweet Home | Complete Russia Snowlands Stage.
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| House of the Dragon | Complete Lava Caves Stage.
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| Killing Spree | Kill hundred enemies.
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| Lab Rats | Complete Laboratory Stage.
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| Madness | Get a kill with every weapon in game.
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| Open The Door | Complete the game on any difficulty.
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| Rematch Time | Beat Manos.
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| Serial Killer | Kill 500 enemies.
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| That Was Tough | Complete the game on Hard difficulty.
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| The Juice | Unlock your first Madness Beverage.
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| Too Delicious | Get Toxicity level to max.
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