Complete a level with more than one player

Complete all levels in The Gardens

Place a sticker

Choose a costume for your sackperson with at least one item on your head, at least one item on your body, and a material

Finish the game in Normal Mode

Kill 50 enemies with the M4

Find all 60 treasures

Kill 30 enemies with the Dragon Sniper

Kill 50 enemies with the 92FS - 9mm

Find 55 treasures

Kill five enemies in a row with headshots

Find 40 treasures

Kill five enemies in a row with a brutal combo