What reptile should I get?

Leopard Gecko, Green Iguana, Savannah Monitor, Red headed Agama, Dragon Agama, Blue Tongue Skink, Argentine/ Colombian Black and White Tegu, Bearded Dragon, Anole, Collared Lizard, Uromastyx, Red/ Yellow Ackie, Chameleon, Frilled Lizard. Dragon, Chinese Water Dragon, Caiman Lizard, Ball Python,Corn Snake,Crested Gecko, Tokay Gecko, or any other reptile you can think of. I have lots of experience. I have had every one of these reptiles but am wondering what else I would want!!!