Defeat 30 enemies in a row with your side arm

Find 60 treasures

Successfully counter all of a Brute’s damage-giving attacks

Defeat 20 enemies by shooting from the hip (without aiming with L1/R1)

Make five enemies drop their grenade by shooting them

Defeat five enemies in a row using stealth attacks

Defeat ten enemies with propane or acetylene tank explosions

Defeat 30 enemies with the Arm Micro

20 times in a row, pick up ammo while rolling

Defeat ten enemies in a row, alternating hand-to-hand combat and gunplay

Stand on the crocodile in the Secret Library

Find the Strange Relic