Whenever you gain life, target opponent loses that much life. When Enduring Tenacity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)
Near Mint - $6.25
Lightly Played - $6.00
Moderately Played - $5.00
Heavily Played - $3.75
Damaged - $3.25
Near Mint Non-English - $6.25
Lightly Played Non-English - $6.00
Moderately Played Non-English - $5.00
Heavily Played Non-English - $3.75
Damaged Non-English - $3.25
Foil Prices
Near Mint Foil - $7.25
Lightly Played Foil - $7.00
Moderately Played Foil - $6.00
Heavily Played Foil - $4.50
Damaged Foil - $3.75
Near Mint Foil Non-English - $7.25
Lightly Played Foil Non-English - $7.00
Moderately Played Foil Non-English - $6.00
Heavily Played Foil Non-English - $4.50
Damaged Foil Non-English - $3.75