Sacred Foundry

({t}: Add {r} or {w} to your mana pool.)
As Sacred Foundry enters the battlefield, you
may pay 2 life. If you don't, Sacred Foundry
enters the battlefield tapped.
"And it came to pass that the Lord commanded me,
wherefore I did make plates of ore that I might
engraven upon them the record of my people."
(1 Nephi 19:1)