Beware Planet Earth

Moonlight Mouse

Ancient Planet is classic tower defense game. The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies!

Black Sheep Games

Galactic Missile Defense is a shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic!

Faton

"Forbidden Planet" is a Space Strategy and Tower Defence like Game. You control a small spaceship and your main goal is to protect your own home planet. Explore the universe for resources. Colonize other planets. Defend from the asteroids.

Puppygames

The ultimate mash-up of Real-time Strategy and Tower Defense!

Giant Grey

Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.

Targem Games

Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.

11 bit studios

Lead an armored squad through the perils of this reversed tower defense action-strategy game!

Albert Espín

Stratside is a Puzzle Defense game where you save planets from a gravity-changing enemy! Place gadgets to attack the intruder! Combine your resources strategically to defeat the enemy before he reaches his goal! DON'T let him press the red button! This game is like the opposite of Lemmings!