Defeat 20 enemies with gunfire by aiming while hanging

Find 20 treasures

Defeat five enemies in a row with headshots

Find ten treasures

Defeat 20 enemies with hand-to-hand combat

Kill three enemies with one explosion five times

Kill three enemies with one explosion

Kill five enemies in a row with a single punch, after softening them up with gunfire

Kill 50 enemies in a row without dying

Kill 20 enemies by shooting from the hip (without aiming with the L1 button)

Find all 60 treasures

Kill 20 enemies melee-attacking from behind

Kill 30 enemies with the Dragon Sniper