Halo 2 Trainer

Cairo Station
Reward: 30 Points
Objective: Complete Cairo Station at Normal, Heroic, or Legendary

Outskirts
Reward: 30 Points
Objective: Complete Outskirts at Normal, Heroic, or Legendary

Metropolis
Reward: 30 Points
Objective: Complete Metropolis at Normal, Heroic, or Legendary

The Arbiter
Reward: 30 Points
Objective: Complete The Arbiter at Normal, Heroic, or Legendary

Oracle
Reward: 30 Points
Objective: Complete The Oracle at Normal, Heroic, or Legendary

Delta Halo
Reward: 30 Points
Objective: Complete Delta Halo at Normal, Heroic, or Legendary

Regret
Reward: 30 Points
Objective: Complete Regret at Normal, Heroic, or Legendary

Sacred Icon
Reward: 30 Points
Objective: Complete Sacred Icon at Normal, Heroic, or Legendary

Quarantine Zone
Reward: 30 Points
Objective: Complete Quarantine Zone at Normal, Heroic, or Legendary

Gravemind
Reward: 30 Points
Objective: Complete Gravemind at Normal, Heroic, or Legendary

Uprising
Reward: 30 Points
Objective: Complete Uprising at Normal, Heroic, or Legendary

High Charity
Reward: 30 Points
Objective: Complete High Charity at Normal, Heroic, or Legendary

The Great Journey
Reward: 30 Points
Objective: Complete The Great Journey at Normal, Heroic, or Legendary

Warrior
Reward: 100 Points
Objective: Complete the game on Normal difficulty

Hero
Reward: 50 Points
Objective: Complete the game on Heroic difficulty

Legend
Reward: 50 Points
Objective: Complete the game on Legendary difficulty

King of the Scarab
Reward: 20 Points
Objective: Acquire the Scarab gun on the Metropolis level, any difficulty

Silent but Deadly
Reward: 20 Points
Objective: Kill 7 opponents from behind in a row without being spotted, any level, any difficulty

Demon
Reward: 25 Points
Objective: Complete any campaign level without dying once on Normal, Heroic, or Legendary

Go Ape Shiv
Reward: 20 Points
Objective: Kill an enraged, berserk Brute by melee, any level, any difficulty

Stick It
Reward: 5 Points
Objective: Stick an opponent with a plasma grenade and blow them up

Counterpoint
Reward: 5 Points
Objective: Kill the sword carrier

Carjacking
Reward: 5 Points
Objective: Steal an occupied vehicle from an opponent and take it over

Violent Cartographer
Reward: 25 Points
Objective: Play every available default map and stay in each game until it’s over

Rainman
Reward: 25 Points
Objective: Play every available game variant, with at least 3 other players, to the end of each game

Double Kill
Reward: 20 Points
Objective: Kill 2 opponents within 4 seconds

Triple Kill
Reward: 20 Points
Objective: Kill 3 opponents within 4 seconds

Killtacular
Reward: 20 Points
Objective: Kill 4 opponents within 4 seconds

Killing Spree
Reward: 20 Points
Objective: Kill 5 opponents in a row in the same game, without dying

Running Riot
Reward: 20 Points
Objective: Kill 10 opponents in a row in the same game, without dying

Sniper Kill
Reward: 10 Points
Objective: Kill an opponent with the sniper rifle or the beam rifle

Roadkill
Reward: 10 Points
Objective: Run over, hit and kill an opponent with a vehicle

Bonecracker
Reward: 10 Points
Objective: Hit and kill an opponent with a melee attack

Assassin
Reward: 10 Points
Objective: Melee an opponent from behind

Skewer Stopper
Reward: 20 Points
Objective: Kill the sword carrier after they kill 5 or more times in a row with the sword

Vigilante
Reward: 10 Points
Objective: Stop a Killing Spree of another player

Air Traffic Control
Reward: 20 Points
Objective: Blow up the Banshee in flight while manned, with grenades or the rocket launcher

Decorated Soldier
Reward: 10 Points
Objective: Get awarded at least 8 different medals in one non-team game

Ninja
Reward: 20 Points
Objective: In a non-team game, kill 5 people by melee, from behind

Flaming Ninja
Reward: 20 Points
Objective: Kill an opponent that has the Ninja achievement

Hired Gun
Reward: 20 Points
Objective: Kill an opponent who has the Legend achievement