(: Add or to your mana pool.)
Swamp Ampitheater enters the battlefield tapped.
, Sacrifice a Swamp: Add to your mana pool.
, : Target red creature gets +1/+0 until end of turn.
: Add 
or 
to your mana pool.), Sacrifice a Swamp: Add to your mana pool., : Target red creature gets +1/+0 until end of turn.
