Morbius, the Living Vampire

Morbius, the Living Vampire and better known as Dr. Michael Morbius, is a fictional character and villain turned anti-hero in the Marvel Comics universe, and a (former) member of the rogues gallery of Spider-Man, Blade, Ghost Rider and Doctor Strange. He was created by Roy Thomas and Gil Kane, and first appeared in Amazing Spider-Man #101 in October of 1971.

He was a famous biochemist who was suffering from a debilitating blood disease, and injected himself with vampire bat DNA in hopes of curing himself, but became a living vampire. Despite being introduced as an antagonist of a few heroes, in some versions of the universe, he is an anti-hero who has worked with Spider-Man and Blade, and was a member of the Legion of Monsters and the Midnight Sons.

In other media

In Spider-Man: The Animated Series, he was voiced by Nick Jameson. In the Sony's Spider-Man Universe, he is portrayed by Jared Leto in the 2022 titular film of the same name.

Source

Some text was copied from Morbius the Living Vampire at Heroes Wiki, which is released under a Creative Commons Attribution-Share Alike 3.0 (Unported) (CC-BY-SA 3.0) license.