Whenever Seafloor Stronghold becomes tapped, it deals 1 damage to you.
: Add to your mana pool. Return Seafloor Stronghold to its owner's hand.
, , Sacrifice Seafloor Stronghold: Target player gets a poison counter.
: Add 
to your mana pool. Return Seafloor Stronghold to its owner's hand., , Sacrifice Seafloor Stronghold: Target player gets a poison counter.
