(: Add or to your mana pool.)
When Mystic Castle enters the battlefield, you lose 1 life unless you reveal a monocolored card from your hand.
: Mystic Castle becomes a 2/1 blue and white Crab creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Mystic Castle becomes a 2/1 blue and white Crab creature until end of turn. It's still a land.
