Clockcorpse Dancer

Fatebound:(You may pair this creature with another unpaired creature when this creature enters the battlefield. They remained paired for as long as both
remain on the battlefield. If either creatures leaves the battlefield, sacrifice the other.)
As long as Clockwork Corpse is paired with
another creature, it gets +1/+1 and the other
paired creature gets -1/-1.
"May I have this dance?"