Seafloor Mesa enters the battlefield tapped unless you sacrifice a Red permanent.
, : Add to your mana pool.
: Seafloor Mesa becomes a 2/2 red Elemental creature until end of turn. It's still a land.
, 
: Add 
to your mana pool., : Add to your mana pool.
: Seafloor Mesa becomes a 2/2 red Elemental creature until end of turn. It's still a land.
