Win and have the Highest Score in a Matchmade Skirmish Game on Xbox LIVE
Win a Matchmade Skirmish Game on Xbox LIVE
Play Halo Wars for at least 24 Total Hours
Win a game on every Skirmish Map
Obtain the Recruit Rank on Xbox LIVE
Complete any Campaign Mission in Co-op Mode
Collect your first Skull
Get a Gold Medal on any mission
Complete the Campaign on Heroic Difficulty
Complete the Campaign on Legendary Difficulty
Improve your Score in any Campaign Mission
Finish all missions under Par Time on Heroic difficulty
Get a Gold Medal with all Debuff Skulls Active
Get a Gold Medal on every Campaign Mission
Obtain a Lifetime Campaign Score over 1,000,000
Mission 1: Ram 50 Grunts with Warthogs
Mission 2: Destroy every Methane Tank
Mission 3: Kill at least 5 Covenant Units with the Bridge
Mission 4: Save Adam
Mission 5: Jack 6 Covenant Vehicles
Mission 6: Successfully protect every Rhino
Mission 7: Do not destroy any Power Node
Mission 8: Use Elephants to train 100 Infantry
Mission 9: Put every Colony in Hibernation Mode at the same time
Mission 10: Disrupt all Tractor Beams
Mission 11: Save all the Airlocks
Mission 12: Repair the Power Core in less than 4 minutes
Mission 13: Destroy 25 units with the Scarab
Mission 14: Don't claim an extra base
Mission 15: Open the Doors in order
Complete entire Campaign in Co-op Mode
Win a Skirmish Game with every Leader
Win a game in every Skirmish Game Mode
Get 20,000 points in any Skirmish Game
Win a Heroic Skirmish Game against the AI in under 10 minutes
Win a 3v3 Skirmish game with 2 AI Allies
Use one of the 6 Major Leader Powers to destroy an enemy's last unit
Win a Skirmish Game with Dual Scarabs
Get a winning High Score with 10 or less Squads against the Heroic AI
Obtain the Lieutenant Rank on Xbox LIVE
Obtain the General Rank on Xbox LIVE
Collect all Skulls
Unlock 20 Timeline Events
Unlock All Timeline Events
100% Completion
Score the winning point in a game of Keepaway against Legendary AIs.
Win and never trail in a Tug of War game.
Gain at least 15 population from a single wave in a Reinforcement game.
Get a Scarab during a Reinforcement game.
Hot drop 50 squads to your Covenant Leader in a single game on Barrens.
Finish with 5000 net resources tributed to your teammates on Memorial Basin except in Deathmatch.
Kill 20 enemy squads with a continuous Covenant Leader Power on Memorial Basin.
Disrupt 5 active Leader Powers in a single game on Blood River.
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