Game Achievements:

• Air Traffic Control - Blow up the Banshee in flight while manned, with grenades or the rocket launcher (20 Gamerpoints)
• Assassin - Melee an opponent from behind (10 Gamerpoints)
• Bonecracker - Hit and kill an opponent with a melee attack (10 Gamerpoints)
• Cairo Station - Complete Cairo Station at Normal, Heroic, or Legendary (30 Gamerpoints)
• Carjacking - Steal an occupied vehicle from an opponent and take it over (5 Gamerpoints)
• Counterpoint - Kill the sword carrier (5 Gamerpoints)
• Decorated Soldier - Get awarded at least 8 different medals in one non-team game (10 Gamerpoints)
• Delta Halo - Complete Delta Halo at Normal, Heroic, or Legendary (30 Gamerpoints)
• Demon - Complete any campaign level without dying once on Normal, Heroic, or Legendary (25 Gamerpoints)
• Double Kill - Kill 2 opponents within 4 seconds (20 Gamerpoints)
• Flaming Ninja - Kill an opponent that has the Ninja achievement (20 Gamerpoints)
• Go Ape Shiv - Kill an enraged, berserk Brute by melee, any level, any difficulty (20 Gamerpoints)
• Gravemind - Complete Gravemind at Normal, Heroic, or Legendary (30 Gamerpoints)
• Hero - Complete the game on Heroic difficulty (50 Gamerpoints)
• High Charity - Complete High Charity at Normal, Heroic, or Legendary (30 Gamerpoints)
• Hired Gun - Kill an opponent who has the Legend achievement (20 Gamerpoints)
• Killing Spree - Kill 5 opponents in a row in the same game, without dying (20 Gamerpoints)
• Killtacular - Kill 4 opponents within 4 seconds (20 Gamerpoints)
• King of the Scarab - Acquire the Scarab gun on the Metropolis level, any difficulty (20 Gamerpoints)
• Legend - Complete the game on Legendary difficulty (50 Gamerpoints)
• Metropolis - Complete Metropolis at Normal, Heroic, or Legendary (30 Gamerpoints)
• Ninja - In a non-team game, kill 5 people by melee, from behind (20 Gamerpoints)
• Oracle - Complete The Oracle at Normal, Heroic, or Legendary (30 Gamerpoints)
• Outskirts - Complete Outskirts at Normal, Heroic, or Legendary (30 Gamerpoints)
• Quarantine Zone - Complete Quarantine Zone at Normal, Heroic, or Legendary (30 Gamerpoints)
• Rainman - Play every available game variant, with at least 3 other players, to the end of each game (25 Gamerpoints)
• Regret - Complete Regret at Normal, Heroic, or Legendary (30 Gamerpoints)
• Roadkill - Run over, hit and kill an opponent with a vehicle (10 Gamerpoints)
• Running Riot - Kill 10 opponents in a row in the same game, without dying (20 Gamerpoints)
• Sacred Icon - Complete Sacred Icon at Normal, Heroic, or Legendary (30 Gamerpoints)
• Silent but Deadly - Kill 7 opponents from behind in a row without being spotted, any level, any difficulty (20 Gamerpoints)
• Skewer Stopper - Kill the sword carrier after they kill 5 or more times in a row with the sword (20 Gamerpoints)
• Sniper Kill - Kill an opponent with the sniper rifle or the beam rifle (10 Gamerpoints)
• Stick It - Stick an opponent with a plasma grenade and blow them up (5 Gamerpoints)
• The Arbiter - Complete The Arbiter at Normal, Heroic, or Legendary (30 Gamerpoints)
• The Great Journey - Complete The Great Journey at Normal, Heroic, or Legendary (30 Gamerpoints)
• Triple Kill - Kill 3 opponents within 4 seconds (20 Gamerpoints)
• Uprising - Complete Uprising at Normal, Heroic, or Legendary (30 Gamerpoints)
• Vigilante - Stop a Killing Spree of another player (10 Gamerpoints)
• Violent Cartographer - Play every available default map and stay in each game until it's over (25 Gamerpoints)
• Warrior - Complete the game on Normal difficulty (100 Gamerpoints)