Kill 1000 enemies in the single player Campaign.

Use the Auger force barrier to stop 150 incoming enemy shots in the single player Campaign.

Get 50 melee kills with any weapon.

Kill 40 hybrids in the single player Campaign.

You completed the mission "Museum Piece".

Complete Warhawk Combat Training.

Complete Ground Combat Training.

You unlocked the special ability of Roman's taxi.

Survive for one minute as the hero in Hero mode.

You completed the mission "Uncle Vlad".