Spinneret and Spiderling is a rare Legendary Creature — Spider Human Hero card from Marvel's Spider-Man (SPM), collector number 264. Current market price: $0.33 (foil $0.40), TCGplayer market prices via Scryfall.
Whenever you attack with two or more Spiders, put a +1/+1 counter on Spinneret and Spiderling. Whenever Spinneret and Spiderling deals 4 or more damage, exile the top card of your library. Until the end of your next turn, you may play that card.