Heed the warning from the red planet, Earthlings! The Martians are about to strike our beloved planet to take our single most valuable resource: cows! Protect Barney's "ladies" in this colorful and whimsical tower defense game!

• Full Story mode (46 levels) and 18 bonus challenges.
• Two game modes: Veteran mode for experienced players, and normal mode for beginners to the tower defence genre.
• Intense multitasking action using the Zapper and the Cowbell.
• 20 machines to build, including defense towers, items and traps.
• More than 20 different Martians, each possessing a unique ability.
• 4 seasons, each possessing a unique environment, theme music, and gameplay twist.
• 27 achievements (with specific achievements for Veteran mode).
• Cheerful and comic cartoon atmosphere, spoofing cheesy '50s Horror/Sci-Fi movies.
• Cows! <3
• Talking outhouse! (wait, what?!)

The game supports both English and French.

To activate the game, you need a Steam Account

• Login or register at the official
  Steam Website and download Steam client
• Install and start application, login with your Account name and Password
• Click the Games Menu.
• Choose Activate a Product on Steam...
• Follow the onscreen instructions to complete the process
• After the successful code verification, go to the "MY GAMES" tab and start downloading.