Ahrdj, Clairvoyant

Bears you control get -3/-3 as long as there are
six or less cards in your graveyard.
Threshold - As long as seven or more cards are in your graveyard, Ahrdj, Clairvoyant has
"{1}{g}, {t}: Put a 4/4 green Spirit Bear Druid onto the battlefield under your control. Activate this ability only any time you could cast a sorcery."
Communicating with the essence inside a long dead werebear skeleton was once thought useless.