Glade Watcher is a common Creature — Elemental card from Dragons of Tarkir (DTK), collector number 188. Current market price: $0.07 (foil $0.13), TCGplayer market prices via Scryfall.
Defender Formidable — {G}: This creature can attack this turn as though it didn't have defender. Activate only if creatures you control have total power 8 or greater.