Gain all the trophies.
First weapons purchase.
Be promoted to Sergeant.
First equipment purchase.
Finish the tutorial.
First use of a Drone.
Win a Contract match.
Win a Capture the Flag game.
Win a Last Team Standing game.
Win a Team Deathmatch.
Win a Free For All game.
Kill an enemy caught up in his grappling gear.
Kill multiple enemies with an explosive.
Kill an enemy with a silencer.
Destroy an enemy explosive.
Kill an enemy through a wall.
Kill an enemy and yourself with a grenade.
Kill an enemy by sending his own grenade back to him.
Kill an enemy with an explosive.
Stab an enemy to death.
Kill an enemy with a headshot.
Finish off an enemy who has been stunned by a stun grenade.
Stab an enemy in the back.
Be promoted to Lieutenant I.
Purchase all Abilities equipment.
Purchase all Booby traps equipment.
Purchase all Projectiles equipment.
Purchase all Scope equipment.
Win a game on each map.
Win a game in each game mode.
Succeed all Level I challenges.
Succeed a Level III challenge
Purchase all weapons.
Reach the highest rank (Commander)
Purchase all equipment.
Win a match on each map for each game mode.
Succeed at all the challenges from level 3.
