Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)
Near Mint - $10.80
Lightly Played - $9.70
Played - $7.60
Heavily Played - $6.50
Damaged - $5.40
Near Mint Non-English - $10.80
Lightly Played Non-English - $9.70
Played Non-English - $7.60
Heavily Played Non-English - $6.50
Damaged Non-English - $5.40
Foil Prices
Near Mint Foil - $60.90
Lightly Played Foil - $54.80
Played Foil - $42.70
Heavily Played Foil - $36.60
Damaged Foil - $30.50
Near Mint Foil Non-English - $60.90
Lightly Played Foil Non-English - $54.80
Played Foil Non-English - $42.70
Heavily Played Foil Non-English - $36.60
Damaged Foil Non-English - $30.50