Faeburrow Elder is a rare Creature — Treefolk Druid card from Secret Lair Drop (SLD), collector number 1173. Current market price: $14.41 (foil $18.97), TCGplayer market prices via Scryfall.
Vigilance This creature gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.