Poison (Earth-111)

Garfield Brooks, the Adopted brother of Peter Parker grew up mostly apart from his brother and family. Aunt May Parker could not look after both of them at once, so she was forced to send Brooks to boarding school. Meanwhile, a loose piece of the Venom symbiote found Brooks, and mistaking him for Peter Parker, tried to bond with him. Brooks Struggled against it, but it sucessfully bonded with him. After bonding, Brooks discovered that the symbiote gave him incredible powers. Calling himself Poison, Brooks became a superhero. After the symbiote attack, Poison joined up with Toxin's resistance.