See Paper Planet in vid form, watch here.
"Paper Planet is a planet-defender, arcade roguelike with a doodley, Flash-inspired artstyle. Battle through waves of unique enemies and bosses. Combine items with strange and wacky effects for insanely overpowered runs. Play with 1-4 players, for some chaotic co-op fun!"
At a glance categories:
Hand-drawn, Roguelike, Bullet Hell