Urdei, Eternal Fire

Eminence - Whenever another nontoken creature
enters the battlefield under your control, if
Urdei, Eternal Fire is in the command zone or
on the battlefield, you may pay {r}. If you do, it
deals 2 damage to target creature.
Flying
{b/g}{b/g}, {t}: Regenerate another target creature you
control. Put a +1/+1 counter on it.