Storied Ferocity

Enchant Creature
Enchanted creature has undying as long as it is black and gains "{2}{b/g}:[Cardname] fights another target creature" as long as it is green.
As long as the enchanted creature is a Barbarian, it counts towards your party size.
When [Cardname] enters the graveyard, return it to the battlefield transformed and attached to a creature you control.