Jack Squat, the Music Man

{w/b}: Regenerate target creature.
{1}{u/r}, {t}, Put a Charm counter on target creature
you don't control. Creatures with Charm counters
on them can't attack or block.
{2}{g}, {t}, Put a Verse Counter on Jack Squat,
The Music Man: Search your library for a
creature card with a converted mana cost equal to
verse counters, put it on the battlefield,
then shuffle.