Mox Bismuth

Sacrifice a basic land, {t}: Create a colorless basic land token named Wastes. It has "{t}: Add {c} to your mana pool."
{c}{c}{c}{c}, Sacrifice Mox Bismuth, {t}: Exile target creature. Its controller creates a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {c} to your mana pool."