Arcade - Collect 15 tokens with a single boost

Kill 100 enemies with headshots

Kill 50 enemies with the Micro - 9mm

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

Find the Strange Relic

Kill three enemies with one explosion

Kill 20 enemies melee-attacking from behind

Find 15 treasures

Kill 50 enemies with the PM - 9mm

Find 10 treasures

Kill five enemies in a row with headshots

Find one treasure

Kill five enemies with a brutal combo