Automated Steam-Factory

Automated Steam-Factory enters the battlefield tapped unless you reveal a legendary blue or red creature or planeswalker card from your hand.
{t}: Add {u} or {r} to your mana pool.
"Hundreds of years since you left this land and this is their state of technology? That's pretty underwhelming, isn't it?"
--Jace Beleren, to Liliana Vess