Escape from the Red Line.

Complete the ECHOES level undetected by the Watchmen.

Raise the Jeweler to level 12.

Free the Prisoners.

Complete the game in Spartan Mode.

Kill 50 Watchmen.

Kill a librarian.

Knock 30 human enemies out in close combat.

Wipe your Gas Mask 20 times.

Choose three primary weapons that use different ammo.

Kill 100 enemies with shotguns.

On the level DEPOT silently kill the first guard and break into the Fascist station unnoticed.

As a Sunflower, Heal Teammates 25 times using the Heal Beam in a session