Ho-oh, The Rainbow Revival

Regenerator. (Gain 2 life when this card is the target
of a spell or ability.)
{7}{r}, Sacred Fire, exile target creature, then gain
2 life.
{r}{r}{r}{r}{r}{r}{r}{r}, Burn Up, deal damage equal
to the number of Mt. Chimney basic lands used
to cast this ability. Can only be used once.