Geyser Mountain

{t}: Add {b}, {r}, or {c}.
{1}{p/b}{p/r}, {t}: Target creature you control gains
"When this creature dies, you gain 2 life and add
{c}{b}{r} to your mana pool." until end of turn.
Sacrifice five creatures with total power X:
Damage can't be prevented this turn. Deal X
damage to target player or planeswalker.
Its geysers kill any who attempt to climb it.