| Green as Grass (10 points) | Train the rook (any difficulty). |
| It's a Trap! (10 points) | Story progression in Act 1, Chapter 2. |
| Escort Service (10 points) | Story progression in Act 1, Chapter 4. |
| Girl About Town (10 points) | Story progression in Act 1, Chapter 6. |
| That Sinking Feeling (10 points) | Story progression in Act 2, Chapter 4. |
| Freebaird! (10 points) | Story progression in Act 2, Chapter 5. |
| Heartbroken (10 points) | Story progression in Act 2, Chapter 6. |
| Longitude and Attitude (10 points) | Story progression in Act 3, Chapter 3. |
| Tanks for the Memories (10 points) | Story progression in Act 3, Chapter 4. |
| Water Sports (10 points) | Story progression in Act 3, Chapter 6. |
| There's a Time for Us (10 points) | Story progression in Act 4, Chapter 2. |
| Better Wrapped in Beacon (10 points) | Story progression in Act 4, Chapter 3. |
| Have Fun Storming the Castle (10 points) | Story progression in Act 4, Chapter 6. |
| And the Horse You Rode in On (10 points) | Story progression in Act 5, Chapter 1. |
| You Are the Support, Son (10 points) | Story progression in Act 5, Chapter 2. |
| Brumak Rodeo (10 points) | Story progression in Act 5, Chapter 4. |
| Does This Look Infected to You? (10 points) | Story progression in Act 5, Chapter 5. |
| Tourist of Duty (25 points) | Complete all campaign acts on Casual Difficulty. |
| Guerilla Tactician (50 points) | Complete all campaign acts on Normal Difficulty. |
| Artist of War (75 points) | Complete all campaign acts on Hardcore Difficulty. |
| Suicide Missionary (150 points) | Complete all campaign acts on Insane Difficulty. |
| Collector (5 points) | Recover 5 collectibles (any difficulty). |
| Pack Rat (15 points) | Recover 20 collectibles (any difficulty). |
| Completionist (30 points) | Recover all 41 collectibles (any difficulty). |
| One-Night Stand (10 points) | Complete 1 chapter in co-op on any difficulty (Marcus or Dom). |
| Open Relationship (30 points) | Complete 10 chapters in co-op on any difficulty (Marcus or Dom). |
| Friends with Benefits (50 points) | Complete all acts in co-op on any difficulty (Marcus or Dom). |
| Once More, With Feeling (10 points) | Perform 30 perfect active reloads (any mode). |
| Takes a Licking (30 points) | Melee 30 Tickers (any mode). |
| Organ Grinder (10 points) | Kill 30 enemies with a cover mounted Mulcher (any mode). |
| Shock and Awe (10 points) | Kill 30 enemies with the heavy Mortar (any mode). |
| Said the Spider to the Fly (10 points) | Kill 10 enemies with a planted grenade (any mode). |
| Crowd Control (10 points) | Melee 10 enemies down with the Boomshield equipped (any mode). |
| Smells Like Victory (10 points) | Kill 30 enemies with the Scorcher Flamethrower (any mode). |
| Variety Is the Spice of Death (30 points) | Kill an enemy with every weapon in the game (any mode). |
| Seriously 2.0 (50 points) | Kill 100,000 enemies (any mode). |
| Standing Here, Beside Myself (10 points) | Win 3 matches of Wingman (public). |
| Beat the Meatflag (10 points) | Capture 10 meatflags in Submission (public). |
| It's Good to be the King (10 points) | Win 10 rounds of Guardian as the leader (public). |
| You Go Ahead, I'll Be Fine (10 points) | Win three matches of King of the Hill (public). |
| Back to Basic (10 points) | Successfully complete the 5 lessons of multiplayer Training Grounds. |
| Party Like It's 1999 (30 points) | Play 1999 rounds of multiplayer (any mode). |
| Around the World, Again (30 points) | Win a multiplayer match on each map (any mode). |
| Dirty, Dirty Horde (20 points) | Survive the first 10 waves of Horde (any difficulty, any map). |
| Hoard the Horde (30 points) | Survive all 50 waves of Horde (any difficulty, any map). |
| Crossed Swords (10 points) | Win 10 chainsaw duels (any mode). |
| A Parting Gift (20 points) | Kill 10 enemies with a grenade while down but not out (any mode). |
| Pound of Flesh (10 points) | Use a meatshield to save your life 10 times (any mode). |
| Photojournalist (10 points) | Submit a spectator photo. |
| Kick 'Em When They're Down (10 points) | Perform all 11 unique executions on a downed enemy. |
