Graven Sea enters the battlefield tapped unless you pay 1 life.
: Add to your mana pool. If you played a land this turn, Add to your mana pool instead.
: Graven Sea becomes a 2/2 blue Illusion creature until end of turn. It's still a land.
: Add 
to your mana pool. If you played a land this turn, Add 
to your mana pool instead.
: Graven Sea becomes a 2/2 blue Illusion creature until end of turn. It's still a land.
