Pits of Hathsin

Pits of Hathsin enters the battlefield tapped.
{t}: Add {c} to your mana pool.
Pay 1 life {t}: Add {w}, {b}, or {r} to your mana pool.
{2}{w}{b}{r}{t}: Target creature you control gains, Allomancer - Mistborn (This creature may sacrifice any Allomantic artifact tokens that are attatched to it)