Beat the game on Novice difficulty or higher

Pick up all cash on all missions

Defeat William Rentier in less than 6 minutes

Find all hidden perks

Defeat the Bruch

Defeat The Parasiter without killing any of the minions

Tear off 100 limbs from enemies

Use 15 Energy charges

Hit 45 weakspots

Kill 10 enemies in a row using only Gauntlet after obtaining the Revolver

Cannonball enemies 50 times

Beat the game on Hard difficulty or higher