| Achievement | How to unlock | 
|---|
| (See?) I've got this | Kill an entire wave without aid of towers on Medium or higher difficulty. | 
| ...You get a Different Machine | Upgrade towers 500 times. | 
| 599 US Dollars | Fully upgrade three towers. | 
| A Walk in the pARC | Survive all the waves on Arc on Insane difficulty. | 
| Airborne Assault | Kill 1000 enemies while you're in mid air. | 
| All is Dust | Gib 1337 enemies. | 
| All Pro | Kill 2000 enemies with the sniper rifle. | 
| Automagic | Kill an entire wave without using your weapons. | 
| Bang for your Buck | Kill an entire wave only using the Assault Grenade on Medium or higher difficulty. | 
| Big Game Hunter | Shoot 9 strawberry fishes. | 
| Big Guys Require Big Guns | Kill 1500 Tanks. | 
| Boom! Headshot! | Kill 4 enemies in one Sniper Rifle clip. | 
| Bridge Troll | Survive all the waves on Bridge. | 
| Chill, Man... | Upgrade three Slow Fields to max level. | 
| Close Call | Finish a level with less than 5% Core Life remaining. | 
| Collateral Damage | Kill 15 Runners with one Assault Grenade. | 
| Flawless | Finish a level on Medium or higher difficulty with 100% Core Life remaining. | 
| Flyswatter | Kill 1500 Dodgers. | 
| Fully Covered | Build one of each Tower on Arc. | 
| Giant Enemy Crab | Get 5000 weak spot hits. | 
| Good Day, Mr. Walker | Kill 2000 Walkers. | 
| I Feel Claustrophobic | Survive all the waves on Mine on Insane difficulty. | 
| I Said STOP! | Freeze an enemy in a max level slow field. | 
| If you Replace the Working Parts... | Upgrade towers 250 times. | 
| It's Cool, I've got this | Survive a wave without spending any Resources in previous Build Phase. | 
| Legion | Reach wave 30 on Casual Endless. | 
| Lockdown! | Kill 250 Blockers. | 
| Lunch box | Find the sandwiches on Bridge. | 
| Mach 5 | Kill 4000 Runners. | 
| Martyr | Kill an enemy with a grenade while being knocked back. | 
| Meet the President | Meet the President on Arc. | 
| Old School | Complete a level without teleporting. | 
| Over 9000! | Reach wave 10 only having built Blocks and Lightnings. | 
| Perfectionist | Finish a level on Insane difficulty with 100% Core Life remaining. | 
| Pollen Allergy | Kill 2000 spore pods. | 
| Reanimator | Teleport 200 times. | 
| Rymndhaest | Kill 1000 Hoverers. | 
| Safe at Last | Survive all the waves on Arc. | 
| Scatter Brain | Reach wave 10 only having built Blocks and Scatter Lasers. | 
| Seven Sisters | Find the Babushka Doll on Mine. | 
| Shift's Over | Survive all the waves on Mine. | 
| Shoot 'em in the head! | Kill 250 bobble heads. | 
| Spray and Pray | Reach wave 10 only having built Blocks and Gatlings. | 
| Terminated | Kill 3000 enemies with the assault gun. | 
| The Bigger they are... | Kill 250 big walkers. | 
| The Monument | This is a secret achievement, can you unlock it? | 
| The Plot Thickens | This is a secret achievement, can you unlock it? | 
| This isn't the Golden Gate!? | Survive all the waves on Bridge on Insane difficulty. | 
| Time to Expand | Kill 100 Soakers. | 
| Too Fast | Kill 1000 Chargers. | 
| Turbo Aim | Kill 300 Gliders. | 
| Voyage au centre de la Terre | This is a secret achievement, can you unlock it? | 
| Without Number | Reach wave 12 on Hardcore Endless. | 
| You shall not PASS! | Build 50 Block Towers during one Build Phase. |