Watch the entire Theater Show.

Use 10 Lever Switches.

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

Complete training sequence.

Become a true ranger.

Kill 100 enemies using revolvers.

Kill a librarian.

Stealthily kill 15 Enemies.

On the level OUTPOST reach the radio tower and broadcast the commander's message.

Use a Medkit 75 times.

Kill 200 Mutants.

Kill 10 Enemies in a row without taking any damage.

Kill 50 Watchmen.