Telorast & Curdle

{w}{w}{b}{b}: Until end of turn Telorast & Curdle becomes a 7/7 black white elder dragon with
flying and doublestrike until end of turn
"This isn't good. A stranger lives here. Must be a stranger, since we've never met. And if not a stranger
then somebody I know, which would be even worse"
-Telorast to Apsalar