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 - $6.00
Lightly Played - $5.50
Moderately Played - $4.50
Heavily Played - $3.50
Damaged - $2.50
Near Mint Non-English - $6.00
Lightly Played Non-English - $5.50
Moderately Played Non-English - $4.50
Heavily Played Non-English - $3.50
Damaged Non-English - $2.50
Foil Prices
Near Mint Foil - $46.75
Lightly Played Foil - $44.50
Moderately Played Foil - $35.00
Heavily Played Foil - $28.00
Damaged Foil - $18.75
Near Mint Foil Non-English - $46.75
Lightly Played Foil Non-English - $44.50
Moderately Played Foil Non-English - $35.00
Heavily Played Foil Non-English - $28.00
Damaged Foil Non-English - $18.75