An alien invasion is threatening to ruin the entire planet! Will you be able to stop it?
Watch the trailer on YouTube!

The game runs on Windows (requires .NET Framework 2.0).


  • Retro graphics somewhat resembling games from the SNES era.
  • Original soundtrack with 13 different tunes.
  • Local co-op multiplayer: Invite a friend and play together!
  • Native gamepad support and customizable controls.
  • Powerups: Increase your speed and fire power!
  • Boss fights at the end of each level.
  • Highscore: Go for a high score for extra challenge.


Latest release

Older versions


SASOD screenshot 1 SASOD screenshot 2 SASOD screenshot 3 SASOD screenshot 4 SASOD screenshot 5


Version 1.06

  • Gamepad support broke with v1.05, but it's fixed now.

Version 1.05

  • Fixed a bug where you wouldn't make it to the highscore after you beat the game. Whoops!
  • You get more points from normal enemies now.
  • You get an extralife every 50 000 points.
  • Force projectiles are now purple/pink instead of yellow.
  • You can destroy the cannons on the third boss.

Version 1.00

  • Initial release.