Thantis, the Warweaver is a mythic Legendary Creature — Spider card from Commander 2018 (C18), collector number 46. Current market price: — (foil $2.28), TCGplayer market prices via Scryfall.
Reach, vigilance All creatures attack each combat if able. Whenever a creature attacks you or a planeswalker you control, put a +1/+1 counter on Thantis.