River Store enters the battlefield tapped.
: Add to your mana pool. River Store doesn't untap during your next untap step.
Morph (You may cast this face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
: Add 
to your mana pool. River Store doesn't untap during your next untap step.
(You may cast this face down as a 2/2 creature for . Turn it face up any time for its morph cost.)
