Enchant creature
Enchanted creature gets +X/+Y, where X is half the number of Forests you control, rounded down, and Y is half the number of Forests you control, rounded up.
Near Mint - $26.60
Near Mint Non-English - $26.60
Lightly Played - $24.00
Lightly Played Non-English - $24.00
Played - $18.60
Played Non-English - $18.60
Heavily Played - $16.00
Heavily Played Non-English - $16.00
Damaged - $13.30
Damaged Non-English - $13.30