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.)
NM-Mint - $7.30
Lightly Played - $6.90
Moderately Played - $6.60
Heavily Played - $5.80
Damaged - $4.70
NM-Mint Non English - $7.30
Lightly Played Non English - $6.90
Moderately Played Non English - $6.60
Heavily Played Non English - $5.80
Damaged Non English - $4.70
Foil Prices
NM-Mint Foil - $46.30
Lightly Played Foil - $44.00
Moderately Played Foil - $41.60
Heavily Played Foil - $37.00
Damaged Foil - $30.10
NM-Mint Foil Non English - $46.30
Lightly Played Foil Non English - $44.00
Moderately Played Foil Non English - $41.60
Heavily Played Foil Non English - $37.00
Damaged Foil Non English - $30.10