Defeat 20 enemies with gunfire by aiming while hanging

Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)

Make five enemies drop their grenade by shooting them

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

Defeat five enemies in a row using stealth attacks

Find one treasure

Finish the game in Normal Mode

Defeat 250 enemies with headshots

Defeat 70 enemies with the M4

Defeat 20 enemies with gunfire by aiming while hanging

Find ten treasures

Defeat five enemies in a row with headshots

Defeat 50 enemies with hand-to-hand combat