Mission 3 - Defeat the Panzer Wyrm (Coldstrike DLC required)
Mission 2 - Acquire all intel on Coldstrikes's plans (Coldstrike DLC required)
Mission 1 - Rescue all the civilians (Coldstrike DLC required)
Get "Skill Level - Alien" in single player
Get a 50x Damage Streak in single player
Get a character to max level
Complete all missions on Hardcore Difficulty
Complete Mission 9 on any Difficulty in single player
Steal all the Document Briefs in single player
Destroy all Mining Carts in the Kaabe Mountains in single player
Steal all Inferno's Weapon Crates in single player
Return all the Relics to the Museum in single player
Kill Inferno's Sergeants in single player
Pilot a helicopter in single player
Bring 20 Prisoners to the Church in single player
