Castle Garenbrig 240/269 (The List Reprints)

This land enters tapped unless you control a Forest. {T}: Add {G}. {2}{G}{G}, {T}: Add six {G}. Spend this mana only to cast creature spells or activate abilities of creatures.

NM - $11.50
LP - $9.00
MP - $7.00
HP - $4.50
DMG - $2.50