Gravity Ace, a 2D platformer with a creator mode. Ace Combat looked interesting, Loot Reviews Gaming review Gravity Ace.

Gravity Ace Review – Another Awesome 2D Platformer by John Watson

Who doesn’t love flying spaceships, blasting enemies, and navigating through tight spaces?
Add to that an awesome 2D platformer creator mode, and you’ve got yourself a nice little package. LRGaming review Gravity Ace by John Watson.