Roiling Canopy is a rare Land card from Reality Fracture (FRA), collector number 187. Current market price: $1.46 (foil $1.51), TCGplayer market prices via Scryfall.
This land enters tapped. Whenever a Forest you control enters, if you control at least five other Forests, target creature you control gets +3/+3 until end of turn. {T}: Add {G}.