Envy, the Resentful

Changeling (This card is every creature type)
When Envy, the Resentful enters the battlefield,
gain control of target creature an opponent
controls with power less than or equal to
your dedication to black.
{b}{b}{b}, {t}: Transform Envy, the Resentful.
Only activate this ability if you control three
or more Homunculus creatures.