Halo 3 achievements

37.99%
Tough Luck
Claimed Tough Luck skull.
40.12%
MVP
Earned the MVP in a ranked playlist.
40.67%
UNSC Spartan
Promoted to Sergeant. Proven in combat, you are a Spartan.
41.87%
Iron
Claimed Iron skull.
44.27%
Black Eye
Claimed Black Eye skull.
44.60%
Up Close and Personal
Killed 5 enemies by melee or assassination in a ranked free for all playlist.
55.79%
Graduate
Graduated from basic training. Stick with it to earn your Spartan Insignia.
55.84%
Used Car Salesman
Destroyed a vehicle that has three enemies in it in a ranked playlist or in campaign.
58.62%
Campaign Complete: Normal
Completed the Campaign on Normal difficulty.
63.26%
The Key
Completed the eighth mission of the Campaign.
63.97%
Return
Completed the final mission of the Campaign.
65.23%
Last Stand
Completed the seventh mission of the Campaign.
<1...57>