Kill 100 Mutants.

Make 10 Spiders flip belly-up.

Stealthily kill 15 Enemies.

Escape from the Red Line.

Escape the chasing Nazis on the REICH level without being caught once.

Choose three primary weapons that use different ammo.

Complete the game in Survival Mode.

Kill a librarian.

Disarm 15 wire traps.

Kill 100 enemies with shotguns.

Kill 15 human enemies with Headshots from at least 30 meters' distance.

Kill 100 Human Enemies.

Kill 100 enemies with assault rifles.