Blockbuster #1 was published by Marvel UK/Panini UK on June 1, 1981, as part of a series that began in 1981. Doug Moench and Len Wein write, and art comes from George Pérez, Jim Mooney and Larry Hama. It features Hulk, Human Torch, Iron Fist, Medusa and Black Bolt, among 22 characters cataloged on VerseDB.