I'm a big fan of The Binding of Isaac, and when I heard they were making a new version featuring pixel art I was really excited. Then the sprites were unveiled and I raged. It's been a while now, and I've calmed down, and thought I'd make my own versions of the characters to vent.
As you can see here, Rebirth's spritework is less than stellar:
And some art from the original game for those that are unfamiliar with the characters: