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 - $5.80
Lightly Played - $5.20
Moderately Played - $4.60
Heavily Played - $4.10
Damaged - $2.90
NM-Mint Non English - $5.80
Lightly Played Non English - $5.20
Moderately Played Non English - $4.60
Heavily Played Non English - $4.10
Damaged Non English - $2.90