Alien Robot Monsters

Alien Robot Monsters is a sci-fi tower defense action game with a 16-bit-era look. In the future, humanity sends a colony ship carrying a small detachment of space marines to an Earth-like planet capable of supporting a civilization. The planet is infested with hostile robotic life forms bent on driving humans out, and you defend the colony against them.

Defend the colony

Build towers and deploy marines to fight the robots with bullets, missiles and explosions. The game has 31 levels and 6 harder bonus levels, with new unlocks in almost every level and further unlocks after level 25.

Towers and upgrades

There are 23 types of tower, each with unique upgrades, and more than 60 tower upgrades in total. Completing levels earns stars, which you can spend on 18 global upgrades, each with 5 levels.

Presentation

The game uses a 16-bit-era visual style at a native resolution of 1980 x 1280. Its soundtrack is orchestral and styled after old-school Hollywood films.