(: Add or to your mana pool.)
When Moonring Crypt enters the battlefield, sacrifice it unless you pay .
: Moonring Crypt becomes a 2/1 blue and black Fish creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.).: Moonring Crypt becomes a 2/1 blue and black Fish creature until end of turn. It's still a land.
