For those looking to build a Naya Dragon deck, Rith, Liberated Primeval is a solid option, allowing you to simultaneously access Boros (white/red), Gruul (green/red), and Selesyna (white/green) Dragons whilst providing both offense and defensive value
It even has flash
BLOODLINE KEEPER While the werewolves of Innistrad are the most famous for their ability to transform, the vampires of the plane wont be outdone
The only catch to this "downside" is that discarding a card for free each turn benefits many decks, making this a three-mana 7/6 with upside
I will point out some that you might want to put in your deck even if youre not fully typal, such as Gargos, Vicious Watcher, which can help you cast a huge The Goose Mother
a type of damage collectors call a binder ding