(: Add or to your mana pool.)
Volcano Coliseum enters the battlefield tapped.
: Volcano Coliseum becomes a 2/1 red and blue Giant creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Volcano Coliseum becomes a 2/1 red and blue Giant creature until end of turn. It's still a land.
