Build a Tower
100Build your first tower
Build your first structure
Unlock new tower
100Unlock new tower to defend your base
Expand your weapon list
Unlock a pet
100Unlock an aid for battles
Unlock new hero
100Change who you are
Unlock new game mode
Slay 500 enemies in one game session
Survivor
100Survive 20 waves
Undefeatable!
100Slay the final boss