Enoki the Sparkmonger

Whenever a creature you control deals damage to
another creature, put that many +1/+1 counters
on Enoki. Whenever a creature you control is
dealt damage, you gain 1 life and draw a card.
{g}: Regenerate Enoki.
{r/w}: Target spell you don't control gains "Target creature with the same controller as Enoki fights another target creature."
{w/b}: Target planeswalker has no abilities this turn.
Pay 1 life: Enoki is the colors of your
choice this turn.