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

Find the Strange Relic

Kill 10 enemies by aiming while hanging from a ledge

Kill 20 enemies melee-attacking from behind

Kill 50 enemies with the Moss - 12

Finish the game in Normal Mode

Find 25 treasures

Kill 50 enemies with the 92FS - 9mm

Kill 50 enemies in a row without dying

Kill 50 enemies with the M4

Find 20 treasures

Find 15 treasures

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