Jerikos, Weaver of Lies

b}{b}{2}: Sacrifice a creature and exile it, put a lie counter on it
{b}{b}{4}: Put a copy of each creature exiled with a lie counter on it onto the battlefield and put any card exiled with a lie counter on it on the battlefield tapped
Jerikos, Weaver of Lies' power and toughness is equal to the number of instants and sorceries in your graveyard