Also I find it funny someone would get defensive about getting someone else's opinion of their type given that the same person is also the OP of this...
The main issue with the púca is no-one is sure what it is meant to look like. It’s a shapeshifter, and its appearance varies depending on geography and mood. A simple Google image search reveals jet black horses with golden eyes, giant rabbits, goat-headed men and other such oddities.