Merfolk Heath enters the battlefield tapped.
, Pay 1 life: Add or to your mana pool.
, , Sacrifice Merfolk Heath: Draw a card.
: Merfolk Heath becomes a 0/4 white and blue Merfolk Crab creature with defender until end of turn. It's still a land.
, Pay 1 life: Add 
or 
to your mana pool.
, , Sacrifice Merfolk Heath: Draw a card.: Merfolk Heath becomes a 0/4 white and blue Merfolk Crab creature with defender until end of turn. It's still a land.
