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 - $4.10
Lightly Played - $3.90
Moderately Played - $3.70
Heavily Played - $3.30
Damaged - $2.70
NM-Mint Non English - $4.10
Lightly Played Non English - $3.90
Moderately Played Non English - $3.70
Heavily Played Non English - $3.30
Damaged Non English - $2.70