(: Add or to your mana pool.)
Hallowed Coliseum enters the battlefield tapped unless you control one or more creatures.
, : You gain 2 life.
, , Sacrifice Hallowed Coliseum: Return target creature you control to its owner's hand.
: Add 
or 
to your mana pool.)
, : You gain 2 life., , Sacrifice Hallowed Coliseum: Return target creature you control to its owner's hand.
