Halo Wars achievements

21.75%

Halo Academic

Unlocked 20 Timeline Events

22.21%

Endless Fun

Mission 2: Destroyed every Methane Tank

22.97%

Sweet Naptime

Mission 9: Put every Colony in Hibernation Mode at the same time

24.50%

Battened Down the Hatches

Mission 11: Saved all the Airlocks

25.11%

Backscratcher

Completed any Campaign Mission in Co-op Mode

25.73%

N00b n0 M0r3

Won a Matchmade Skirmish Game on Xbox LIVE

25.88%

2 Bugs are Better Than 1

Won a Skirmish Game with Dual Scarabs

26.65%

Thinkin' about My Doorbell

Mission 15: Opened the Doors in order

28.33%

Empire Builder

Won a game in every Skirmish Game Mode

30.17%

Walk-Off Winner

Used one of the 6 Major Leader Powers to destroy an enemy's last unit

30.32%

My Virtual Friends Love Me

Won a 3v3 Skirmish game with 2 AI Allies

31.55%

Beaming with Pride

Mission 13: Destroyed 25 units with the Scarab