Halo: Reach achievements

Scored 1,000,000 points in a Firefight game.

Destroyed the Corvette's engines & escort in under 3 minutes in the 6th mission on Heroic or harder.

Completed all of the Daily Challenges in a given day.

Won a game of Invasion in the 1st phase.

Completed a Weekly Challenge.

Reached the rank of Captain in the UNSC.

Completed a Firefight set on Legendary without dying.

Scored 200,000 points in a Firefight game.

Cleared the 2nd mission without setting foot in a drivable vehicle.

Completed the Campaign on Heroic difficulty.

Killed 10 enemies in Firefight or Campaign with a supercombine explosion.

Killed 7 Moa during the 2nd mission of the Campaign.