The VG Resource

http://postimage.org/image/hazgqzu11/full/
jeeze I think the sheet is too big for even a spoiler tag

Anyways, I arranged most of these in Tilelayer pro, I really hope I arranged them correctly, I also hope they have the correct pallete, had to fix his eyes on one sprite.

EDIT: Oh wow, I forgot about the icon, I'll try to deal with that later.

If you're concerned about the size, then how about this?

http://i.minus.com/iU9PZDcXYa4Eq.png

Enemy?

@ DavyJones, Thanks!

@Tonberry2k
he's actually a playable character too, some of the sprites are used for the boss and the others for the playable version of him.