Complete Volcano Mission.
Defeat Krieger.
Complete Rebellion Mission.
Complete a level with full health and armor.
Complete Steam Mission.
In Bunker, make the Mercs and the caged Trigens mingle with each other
Complete Pier Mission.
Fall over 150m and survive.
Do not die while Doyle hacks the entry gates.
Complete Training mission.
Complete Dam level without equipping a weapon on person (mounted weapons are allowed).
Kill Crowe with a headshot.
Complete Swamp Mission.
Run over 5 enemies while driving a vehicle
Get a headshot kill from 500m.
Score 1 kill each from a land, maritime and aerial vehicle.
Complete Treehouse without dying.
Do not let Valerie die even once in Swamp.
Complete the game in Hard or Realistic difficulty.
Collect the Key card in Research without alerting anybody!
Kill the Traitor with a melee attack.
