Matutha, worldly shaman

Tap X shaman creatures you control:
Search your library for a creature card with
converted mana cost X or less. Put that Card
in your hand shuffle your library.
Tap X shaman creatures you control:
Put a creature card with converted mana cost X
from your hand into the battlefield.
With the power of the wilds we can bring the mightiest
of cities to ruin. - Matutha, worldly shaman