The Abyss

Can't attack or block, Can only be killed by The Old Wolf of Farron, Hexproof.
{b}{b}{b}{t}: Summon a Fragment of The Abyss
{b}{b}{b}{2}{t}: Sacrifice a friendly Fragment, give your other fragments +1 +1
If The Old Wolf of Farron is on the battle field at any time, gain +2 +2, remove cant attack or block, and give your Fragments +1 +1.This ability cant be activated twice. When this happens activate The Old Wolf of Farrons last ability if it hasn't been activated yet.