(: Add or to your mana pool.)
When Grave Crag enters the battlefield, return a land you control to its owner's hand.
: Grave Crag becomes a 2/2 black Rat creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Grave Crag becomes a 2/2 black Rat creature until end of turn. It's still a land.
