(: Add or to your mana pool.)
Whenever Mountain Coliseum becomes tapped, it deals 1 damage to you.
, : Target red creature gets +1/+0 until end of turn.
, , Sacrifice Mountain Coliseum: Return target creature you control to its owner's hand.
: Add 
or 
to your mana pool.), : Target red creature gets +1/+0 until end of turn., , Sacrifice Mountain Coliseum: Return target creature you control to its owner's hand.
