Unity, Wall of Fellowship

Defender, Devoid (This card has no color)
When Separation, the Thin Facade dies, each opponent takes 1 damage and puts the top card
of their library into their graveyard. Then, you
gain 1 life and draw a card.
{b}{g}{u}, {t}: Gain control of target creature. That creature gains +0/+3, Defender, Devoid, and both
of the abilities of Separation, the Thin Facade.