If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard. {T}: Add one mana of any color.
NM-Mint - $585.80
Lightly Played - $527.20
Moderately Played - $468.70
Heavily Played - $410.10
Damaged - $292.90
NM-Mint Non English - $585.80
Lightly Played Non English - $527.20
Moderately Played Non English - $468.70
Heavily Played Non English - $410.10
Damaged Non English - $292.90