Grave Ruins enters the battlefield tapped.
: Add to your mana pool. Return Grave Ruins to its owner's hand.
: Grave Ruins becomes a 2/2 green Snake creature until end of turn. It's still a land.
: Add 
to your mana pool. Return Grave Ruins to its owner's hand.
: Grave Ruins becomes a 2/2 green Snake creature until end of turn. It's still a land.
