Conquer 7 or more territories in one turn

Spend 5 stars in a single purchase of troops

Attack with 10 or more troops

Level up to experience level 50

Complete the game at 100% in under 2 hours on any difficulty

Kill 200 soldiers with a gun emplacement

Complete the game with 100% of the items

Do 5 consecutive headshots without reloading or taking damage

Complete the game at 4% with only the Flashlight, Backpack, Grenade, Foam and Missile

Complete the game with 8 Health Packs, 19 Grenade Packs, 20 Foam Packs and 9 Missile Packs (8/19/2009)

Collect all the foam canisters

Defeat an XOS-1 soldier with the Inertial Element

Complete the game on any difficulty setting