From the publisher:

Collects Amazing Spider-Man (1963) #101-102, Marvel Team-Up (1972) #3-4, Fear (1970) #20-26, Giant-Size Super-Heroes (1974) #1; material from Vampire Tales (1973) #1-8, Giant-Size Werewolf by Night (1974) #4. Cursed by an experiment gone wrong, Dr. Michael Morbius is possessed by an unquenchable thirst for blood -- yet his heart beats like any other man's. He is a living vampire! From his first appearance and solo color comic through his black-and-white adventures, this Epic Collection begins Morbius' tragic adventure into fear. The sometimes mad, sometimes misunderstood doctor must contend not just with super heroes, but with bizarre cultists and satanic demons! Prepare for stories that will take you to the darker side of Marvel -- a world of horror and the supernatural that overtook the industry in the 1970s and defined comics for a generation!

Written by Steve Gerber, Don McGregor, Roy Thomas, Gerry Conway, Mike Friedrich, and Doug Moench.

Art by Pablo Marcos, Tom Sutton, Luiz Dominguez, Virgil Redondo, Gil Kane, P. Craig Russell, Frank Giacoia, Ross Andru, Steve Mitchell, Paul Gulacy, Jack Abel, Vince Colletta, Rich Buckler, Mike Vosburg, Frank Robbins, Mike Esposito, Ernie Chan, Frank Chiaramonte, and Klaus Jansen.