Beat the game on Normal difficulty or higher
Beat the game on Novice difficulty or higher
Tear off 100 limbs from enemies
Hit 45 weakspots
Kill 10 enemies in a row using only Gauntlet after obtaining the Revolver
Use 15 Energy charges
Kill 20 enemies using the E-Combo
Perform 15 finishers
Cannonball enemies 50 times
Beat the game on Evil difficulty
Have all Weapon Upgrades activated at the same time
Kill at least 30 enemies with each electrically-augmented firearm
Find all hidden perks
Pick up all cash on all missions
Slam enemies 100 times
Beat the game on Hard difficulty or higher
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