Find 20 treasures

Kill 50 enemies in a row without dying

Kill 50 enemies with the 92FS - 9mm

Kill three enemies with one explosion

Find 10 treasures

Kill 50 enemies with the AK-47

Kill an enemy in a Missile or Flak Turret after that enemy has achieved at least five kills in that type of turret.

While on foot, take at least 250 damage within 10 seconds without dying.

Complete all missions on any difficulty level

Stretch BOY to a length of 100m.

Find the Space Squirrel.

Find five treasures

Kill five enemies in a row with headshots