He was a HYDRA scientist who was assigned to be a lab assistant for Doctor Octopus to help with creating the Anti-Venom, and later got turned into a human-vampire bat creature by Doc Ock.
Trivia[]
Morbius will be the protagonist of the Sonyverse movie Morbius, and he will later join the Sinister Six. These movies are made purely by Sony, with no input from Disney, and are not part of the Marvel Cinematic Universe.