i love both but catnap in my opinion has alot more to the story since that character lost more then just one person if the silly billy lore is accurate.
I would have to say, both are good and do things differently. Some hit expressions sharper than the other. Copy cat does well, but doesn't use the space well when he dips to the left side of the screen which compositionally not good; however uses twisting of the spine better as example. To say one is better is not exactly fair, but do it differently. I like both for their own reasons.