Play any type of Game at Y8.com. The biggest Game Collection to play free online. Flash, Unity 3D, Html5, Android, Java and Shockwave.
If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Build towers along the road to defend the factory. Click on a tower you have built to see upgrade options. Buy a shield for your tower to protect it from exploding enemies. Build ice towers to slow the enemies. Fire towers and Ultra towers will burn an enemy after a hit to cause more damage. Build up your defense until the big boss arrives.