The invaders are coming! Only you can protect planet Oob!

Swipe your finger to aim and destroy the invaders before they reach planet Oob.

The invaders become stronger after every round, but you do too. Collect Oob defence pellets to form an endless chain that will inflict even more damage on the invaders.

Game Features:
* Free to play
* Simple but challenging gameplay
* Endless gameplay
* Easy controls