Radagast
The Fate of Wilderland#145 (x1)
Hero
(11) 2 2 3 4
Istari.  
You may use resources from Radagast's pool to pay for Creature allies of any sphere.

Response: After you play a Creature card, Radagast does not exhaust to quest this round.

"..he has much lore of herbs and beasts, and birds are especially his friends."
-Gandalf, The Fellowship of the Ring