(: Add or to your mana pool.)
Boiler-Tubes enters the battlefield tapped.
: Boiler-Tubes becomes a 2/1 red and black Orc creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Boiler-Tubes becomes a 2/1 red and black Orc creature until end of turn. It's still a land.
