*First Appearance: Amazing Spider-Man #20.
The Scorpion began life as "Mac" Gargan, a private eye hired by newspaper editor J. Jonah Jameson to defeat Spider-Man. Subjected to an experimental process that gave him the proportionate strength and stamina of a scorpion, Gargan was also equipped with with an amazingly powerful mechanical tail. Although his attempts to destroy Spidey ultimately failed, the Scorpion compensated by becoming an assassin for hire. In recent times, he merged with the Venom symbiote.
Power: Enhanced strength, powerful mechanical tail. *Source: Back of Card