Spiders-Man, Heroic Horde is a uncommon Legendary Creature — Spider Hero card from Through the Omenpaths (OM1), collector number 101.
Web-slinging {4}{G}{G} (You may cast this spell for {4}{G}{G} if you also return a tapped creature you control to its owner's hand.) When Spiders-Man enters, if they were cast using web-slinging, you gain 3 life and create two 2/1 green Spider creature tokens with reach.