Not bad, but could use a little work.
Liked background music, could do with the howling less often.
Expected bombs to hit more then one enemy, without proper splash damage, they are useless.
Difference between rocks and arrows too small for the price.
lightning to cheap.
Apperently there is ammo, but it's so plentiful that It might as well not be tracked.
I'd like to see completion bar for the level
I'd like to have seen more levels.
Except for the rocket thing, the baddies didn't really look like planes, more like monsters.