Kynar, Nagarr's Harbinger

+1: Kynar, Nagarr's Harbinger deals two damage to any target. If you control a legendary dragon, he deals another two damage to that target.
-1: Exile a dragon you control and return to the battlefield under your control in the next end step.
-8: Search your library for any number of dragon cards and put them onto the battlefield under your control. Exile Kynar, Nagarr's Harbinger