Ruler of Flames Unbound

Partner with Masterful Dancer of Chaos.
{w}{b}{r}: Regenerate Ruler of Flames Unbound.
{4}{w}{r} Put a +1/+1 counter on each creature you control.
At the beginning of combat on your turn, if you
both own and control Ruler of Flames Unbound
and a creature named Masterful Dancer of Chaos,
exile them, then meld them into Master Dancer
of Chaotic Flame.