this game is kind of easy, but i absolutely love the concept. i think the style and feel of everything in this game is just so cool, so major props there. maybe you could implement an item system? (think the incredible machine) or maybe even some 2-d scrolling, with a movable character.
 "Arcuz - Behind the Dark"){kind=icon}
 "Battalion: Ghosts"){kind=icon}
 "Fragger"){kind=icon}