Arachnus Spinner is a uncommon Creature — Spider card from Modern Masters 2017 (MM3), collector number 117. Current market price: $0.12 (foil $0.23), TCGplayer market prices via Scryfall.
Reach Tap an untapped Spider you control: Search your graveyard and/or library for a card named Arachnus Web and put it onto the battlefield attached to target creature. If you search your library this way, shuffle.