Forge Ogre

Mentality--Whenever you reveal the top card of your library, if that card is a land, add {r}{r} to your mana pool.
{t}, Reveal the top card of your library: Discard the top card of your library, put a colorless artifact creature token named Furnace onto the battleifled.
Furnaces you control have "{1}, {t}: Add {r} to your mana pool."