Selesnya Elder Priest

When Selesnya Elder Priest enters the battlefield,
you may search your library for a creature card,
put it into you hand, then shuffle your library.
{g}, {t}: Put a +1/+1 counter on Selesnya Elder
Priest.
{g}{g}, {t}, Sacrifice Slesnya Elder Priest: Put a
creature card with power less than or equal to Selesnya Elder Priest's onto the battlefield.