Crested morphs are loosely defined opinions that describe a way the gecko looks rather than a concrete term. Some argument around most names ecists and everyone seems to have their own opinions...haha. Moon Valley Reptiles has one of the best morph guides out there: Crested Gecko Morph Guide: Colors, Morphs and Traits | moonvalleyreptiles.com. I'd probably call him a tiger but he's not really as his stripes don't go down his sides. He looks young yet so they may become more pronounced as he gets older or fade.