Seafloor Plains enters the battlefield tapped unless you reveal a land card from your hand.
, : Add , or to your mana pool. Seafloor Plains deals 1 damage to you.
, , Sacrifice Seafloor Plains: Target player draws two cards, then discards two cards.
, 
: Add 
, 
or to your mana pool. Seafloor Plains deals 1 damage to you., , Sacrifice Seafloor Plains: Target player draws two cards, then discards two cards.
