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