Complete all Quests in Chapter 1.
Complete all Quests in Chapter 2.
Collect 50 Blowtorches.
Bounce Shock Chain powerup over 30 times.
Destroy over 500 nests.
Explode 50 creatures to gibs within the first 30 seconds of a level.
Unlock all Perks.
Get over 250k points in Survival game mode.
Get over 500k points in Survival game mode.
Get over 100k points in Weapon Picker game mode.
Get over 50k points in Rush game mode.
Get over 250k points in Blitz game mode.
Complete all Quests in Chapter 3.
Get over 75k points in Nukefism game mode.
Complete all Quests in Chapter 4.
Complete all Quests in Chapter 5.
Complete all Quests in Chapter 6.
Complete the game in Hardcore difficulty.
Beat the game in Grim difficulty.
Complete all Normal Quest levels with full health remaining.
Get 100 percent hit accuracy in Chapter 2 Quest 5.
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