Swamp Temple Fault

Swamp Temple Fault enter the battlefield tapped.
Tax 1 (Sacrifice this permanent at the beginning of your upkeep or pay {1} or 1 life.)
{t}: Add {2} to your manapool of any combination of {u}{b}{g} and lose 1 life.
When Swamp Temple Fault enters the graveyard add {u}{b}{g} to your manapool and lose 2 life.