| Achievement | How to unlock
|
|---|
| Absolute Hero | Level up all heroes to level 15.
|
| Breakthrough | Upgrade tower in the Laboratory.
|
| Defenders Brotherhood | Unlock all Heros.
|
| Domination | Complete all levels with 3 stars.
|
| Elite Forces | Complete all levels on Hard Mode.
|
| Flame Squad Master | Upgrade Flame Squad to level 5.
|
| Hero | Level up a hero to level 15.
|
| Ice Tower Master | Upgrade Ice Tower to level 5.
|
| Master of Combat | Complete level with 3 stars.
|
| Master of Towers | Upgrade all towers to level 5.
|
| Master of War | Complete level with 3 stars on Hard Mode.
|
| Minigun Master | Upgrade Minigun to level 5.
|
| Rocktet Launcher Master | Upgrade Rocket Launcher to level 5.
|
| Sniper Master | Upgrade Sniper to level 5.
|
| Special Forces | Complete the game.
|
| Tesla Master | Upgrade Tesla to level 5.
|