O.S.S: Space Adventure

O.S.S: Space adventure is a small and simple game about... well space. You can shoot stuff, you can get hit by stuff and you can collect powerups etc. etc. Did I mention it's in space? It also features achivement for you to collect.

4 powerups:

Infinite ammo - No cool down between shots

Heavy canon - 1hit everything in Your way

Med kit - Restore your life bar partially

Extra life - Earn up to 3 lives

2 game modes:

Earn high scores in "Endless"

Defend your home planet in "Protect"

2 difficulty levels:

"Normal" - Play this mode if you plan to survive longer

"Hardcore" - Play this mode if you don't plan to play very long. Also: No extra lives here

Please report bugs in the comments below.