Cactus Preserve enters the battlefield tapped. {T}: Add one mana of any type that a land you control could produce. {3}: Until end of turn, Cactus Preserve becomes an X/X green Plant creature with reach, where X is the greatest mana value among your commanders. It's still a land.
NM-Mint - $5.40
Lightly Played - $5.10
Moderately Played - $4.80
Heavily Played - $4.30
Damaged - $3.50
NM-Mint Non English - $5.40
Lightly Played Non English - $5.10
Moderately Played Non English - $4.80
Heavily Played Non English - $4.30
Damaged Non English - $3.50