Osthato Chetowä

+1: You gain life equal to the number of loyalty counters on Planeswalkers you control named Osthato Chetowä.
-X: Elves you control get +X/+X until end of turn and gain vigilance until end of turn.
-X: Until end of turn, Planeswalkers you control named Osthato Chetowä are X/X Legendary Elf Rider Creatures with Vigilance and Lifelink.