Gears of War 3 achievements

Recovered all 42 Collectibles.

Recovered all 15 COG Tags.

Completed "RAAM's Shadow" in Standard Campaign.

As RAAM, ripped 50 Gears to shreds with your Kryll.

Reached level 50.

Wreaked vengence upon humanity!

Survived all 50 waves of Horde.

Completed one match in all six Versus multiplayer modes.

Maxed the Consecutive Match Bonus in Versus multiplayer.

Completed 5 Arcade Campaign chapters in co-op.

Your respect for the dead earned you access to Griffin's special weapons stash.

Recovered 20 of 42 Collectibles.