Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
| Unlockable | How to unlock |
| Weed Killer (15) | Tidy up the back yard |
| Minced Meat (15) | Take out the Mall's biggest customer |
| Grilled Meat (15) | Prepare a big meal using an improvised electric stove |
| Size Matters (15) | Use your biggest weapon |
| Damsel in Distress (15) | Rescue the princess |
| Destroyer of Worlds (15) | Cause major destruction |
| Disco Inferno (10) | Kill all enemies without leaving the dance floor in the city outskirts |
| Chop-Chopper (30) | Kill the enemy inside the airborne helicopter in the park |
| Red Barrels (10) | Explode all the red barrels on the rooftop while in a helicopter |
| Armed and dangerous (15) | Grow as a person, experience betrayal. Again. |
| Stowaway (15) | Catch a ride |
| Pointless (10) | Execute at least 10 Headshots before you find the first DropKit |
| All Bow To Heavy Metal (15) | Big head, big headache |
| Blood Symphony (50) | Complete the Campaign on Very Hard Difficulty |
| Major Malfunction (10) | Destroy 50% of the Newsbots in the Single Player Campaign |
| Total Malfunction (20) | Destroy all Newsbots in the Single Player Campaign |
| Destructive Beat (20) | Complete the Campaign on Very Easy or Easy Difficulty |
| Violent Melody (30) | Complete the Campaign on Normal Difficulty |
| Brutal Chorus (40) | Complete the Campaign on Hard Difficulty |
| Straight Edge (10) | Destroy at least 20 bottles of Nom Juice in the Single Player Campaign |
| Fits Like a Glove (15) | Meet your new best friend |
| Patched Up (15) | Receive a software update for your leash |
| Insecticide (10) | Destroy 50% of the Electroflies in the Single Player Campaign |
| Pest Control (20) | Destroy all Electroflies in the Single Player Campaign |
| Space Pirate (10) | Drink at least 20 bottles of Nom Juice in the Single Player Campaign |
| Old School (15) | Finish an Echo round without executing a single Skillshot |
| Enforcer (20) | Get at least 15,000 points in one Echo round |
| Star struck (10) | Get 3 Stars on 10 different Echoes |
| Bounty Hunter (20) | Have a total of at least 75,000 points in Echoes Mode's total high score |
| Guerrilla Tactics (10) | Execute at least 25 different Skillshots in one Echo round |
| Halfway There (15) | Get at least 21 stars in Echoes Mode |
| Team Player (10) | Complete 200 team challenges in your career in Anarchy mode |
| Final Echo (40) | Achieve level 65 in Anarchy mode |
| Environment Master (20) | Perform every Anarchy environmental Skillshot |
| Hoarder (40) | Have a total of at least 150,000 points in Echoes Mode's total high score |
| Like A Boss (5) | Defeat a miniboss in Anarchy mode |
| Anarchy Master (30) | Achieve a score of at least 50,000 as a team in Anarchy mode |
| Supernova (40) | Get 3 stars on each of the first 14 Echoes |
| Om Nom Nom! (10) | Feed a flytrap with a Nom parasite |
| Wannabe (10) | Perform 10 different Single Player Skillshots |
| Somebody (20) | Perform 25% of the Single Player Skillshots |
| No Man Left Behind (20) | Kill all enemies while escaping from the collapsed building |
| I might be late (20) | Kill all enemies during the sprint to the jumpship |
| Just one last thing (20) | Kill all enemies before you reach the escape capsule |
| Master of Disaster (40) | Earn 2000 points or more at once |
| Remembrance (10) | Play three different Echoes |
| Shooting Star (10) | Get at least 1 star on each of the first 14 Echoes |
| Big Cheese (30) | Perform 50% of the Single Player Skillshots |
| Celebrity (40) | Perform 75% of the Single Player Skillshots |
| Golden Idol (50) | Perform every Single Player Skillshot in the game |
| DLC Achievements | Gun Sonata |
| Last Blood (25) | At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do |
| Hell Razor (25) | Kill a Burnout using the helicopter that arrives in Crash Site |
| Heart Attack (25) | Kill a Boss using the Hot Dog cart in the Hotel Elysium map |
| Bell End (25) | Kill 5 enemies at the same time using "Dung" in the Villa map |
| Extinguisher (25) | In the Sewer map Kill 5 enemies in 1 wave by setting them on fire then extinguishing them |
| Fast Track (25) | On Mean Street, kill all the snipers on the rooftop before the DNA bomb explodes |
| Up-Lifting (20) | On Monorail Factory, kill all enemies whilst riding the lift |
| Environmentalist (30) | In the Rock Quarry map kill an enemy using a Mine Cart, Oven, Fan, Smasher and Lava Cart in one wave |
| Beat 'em down (40) | Kill every enemy in a wave using only the Teleportation in the Ulysses map |
| Barber (10) | Kill an enemy by thumping them into a helicopter in the Mini City map |