Prime Yore-Tiller

Vigilance, protection from instants and sorceries
{1}{r/w}: Prime Yore-Tiller gets +2/+0 until end
of turn.
Whenever Prime Yore-Tiller attacks, return a
number of target creature cards with total power
less than or equal to Prime Yore-Tiller's power
from graveyards to the battlefield tapped and
attacking.