Cactus Preserve enters the battlefield tapped.
![Tap t](/images/productsymbols/t_icon.gif)
: Add one mana of any type that a land you control could produce.
![3 3](/images/productsymbols/3_icon.gif)
: 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.