Plays: 14,459 Rating: 4.5 Favorites: 26
Defend yourself against an army of deprogrammed robots. Place and upgrade defense towers to defeat the invading robots. Try to stop the invasion of five unique robots by building and upgrading 9 defending towers.
Use your Mouse to Build and Upgrade towers.
1-9 numeric keys for quick tower select.
Space bar - to Start Next Wave
P - to Pause