Medphyll is an alien super-hero known as Green Lantern and a member of the Green Lantern Corps. The Guardians of the Universe gave them a power ring fueled by willpower to protect Space Sector 586. They are a vegetation creature from the planet J586 who was recruited as one the first Green Lanterns. They would later go on to become a member of the Darkstars. Medphyll was created by John Broome and Gil Kane, first appearing in Green Lantern (Volume 2) #11. (1962)

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