Earth vs. Aliens is a retro defence shooter inspired by Missile Command and Galaga. There are 30 levels with medals (blue, bronze,silver, gold) - control max of two cannons at the same time - 3 additional unlockable survival levels with top scores - 35 different enemy variations - 6 unique mother ship attacks - 6 unique weapons and corresponding power ups - 24 achievements - and unlockable credits with additional music.
