| Gears of War 2 Achievements |
| Green as Grass |
Train the rook (any difficulty) |
10 |
| It's a Trap! |
Story progression in Act 1, Chapter 2 |
10 |
| Escort Service |
Story progression in Act 1, Chapter 4 |
10 |
| Girl About Town |
Story progression in Act 1, Chapter 6 |
10 |
| That Sinking Feeling |
Story progression in Act 2, Chapter 4 |
10 |
| Freebaird! |
Story progression in Act 2, Chapter 5 |
10 |
| Heartbroken |
Story progression in Act 2, Chapter 6 |
10 |
| Longitude and Attitude |
Story progression in Act 3, Chapter 3 |
10 |
| Tanks for the Memories |
Story progression in Act 3, Chapter 4 |
10 |
| Water Sports |
Story progression in Act 3, Chapter 6 |
10 |
| There's a Time for Us |
Story progression in Act 4, Chapter 2 |
10 |
| Better Wrapped in Beacon |
Story progression in Act 4, Chapter 3 |
10 |
| Have Fun Storming the Castle |
Story progression in Act 4, Chapter 6 |
10 |
| And the Horse You Rode in On |
Story progression in Act 5, Chapter 1 |
10 |
| You Are the Support, Son |
Story progression in Act 5, Chapter 2 |
10 |
| Brumak Rodeo |
Story progression in Act 5, Chapter 4 |
10 |
| Does This Look Infected to You? |
Story progression in Act 5, Chapter 5 |
10 |
| Tourist of Duty |
Complete all campaign acts on Casual Difficulty |
25 |
| Guerilla Tactician |
Complete all campaign acts on Normal Difficulty |
50 |
| Artist of War |
Complete all campaign acts on Hardcore Difficulty |
75 |
| Suicide Missionary |
Complete all campaign acts on Insane Difficulty |
150 |
| Collector |
Recover 5 collectibles (any difficulty) |
5 |
| Pack Rat |
Recover 20 collectibles (any difficulty) |
15 |
| Completionist |
Recover all 41 collectibles (any difficulty) |
30 |
| One-Night Stand |
Complete 1 chapter in co-op on any difficulty (Marcus or Dom) |
10 |
| Open Relationship |
Complete 10 chapters in co-op on any difficulty (Marcus or Dom) |
30 |
| Friends with Benefits |
Complete all acts in co-op on any difficulty (Marcus or Dom) |
50 |
| Once More, With Feeling |
Perform 30 perfect active reloads (any mode) |
10 |
| Takes a Licking |
Melee 30 Tickers (any mode) |
30 |
| Organ Grinder |
Kill 30 enemies with a cover mounted Mulcher (any mode) |
10 |
| Shock and Awe |
Kill 30 enemies with the heavy Mortar (any mode) |
10 |
| Said the Spider to the Fly |
Kill 10 enemies with a planted grenade (any mode) |
10 |
| Crowd Control |
Melee 10 enemies down with the Boomshield equipped (any mode) |
10 |
| Smells Like Victory |
Kill 30 enemies with the Scorcher Flamethrower (any mode) |
10 |
| Variety Is the Spice of Death |
Kill an enemy with every weapon in the game (any mode) |
30 |
| Seriously 2.0 |
Kill 100,000 enemies (any mode) |
50 |
| Standing Here, Beside Myself |
Win 3 matches of Wingman (public) |
10 |
| Beat the Meatflag |
Capture 10 meatflags in Submission (public) |
10 |
| It's Good to be the King |
Win 10 rounds of Guardian as the leader (public) |
10 |
| You Go Ahead, I'll Be Fine |
Win three matches of King of the Hill (public) |
10 |
| Back to Basic |
Successfully complete the 5 lessons of multiplayer Training Grounds |
10 |
| Party Like It's 1999 |
Play 1999 rounds of multiplayer (any mode) |
30 |
| Around the World, Again |
Win a multiplayer match on each map (any mode) |
30 |
| Dirty, Dirty Horde |
Survive the first 10 waves of Horde (any difficulty, any map) |
20 |
| Hoard the Horde |
Survive all 50 waves of Horde (any difficulty, any map) |
30 |
