Sure, it looks (And no doubt is) obscenely hard to make, but there are big parts that can be omitted without any issues.
IMO, blobs, since they're not really beastlike and require a load of extra code; and hydra-dragon sun-blotting godbeast.
"Aril was a forgotten beast. It was the only one of its kind. A towering skinless cobra. It has wings and it has a gaunt appearance. Beware its poisonous bite. Aril was associated with water, jealousy, and caverns."