Staff of Titania is a rare Artifact — Equipment card from The Brothers' War Commander (BRC), collector number 27. Current market price: $6.95 (foil $6.74), TCGplayer market prices via Scryfall.
Equipped creature gets +X/+X, where X is the number of Forests you control. Whenever equipped creature attacks, create a 1/1 green Forest Dryad land creature token. (It's affected by summoning sickness.) Equip {3}