- Script:
- Roy Thomas
- Pencils:
- John Buscema
- Inks:
- George Tuska
- Colors:
- ?
- Letters:
- Artie Simek
- Genre:
- superhero
- Characters:
- The Black Panther; Hawkeye; Giant-Man; The Black Knight; Aragorn; The Melter; Whirlwind; Klaw; The Radioactive Man; Ultron; Jarvis;] Bill Foster; The Wasp
- Reprinted:
- in Marvel Triple Action (Marvel, 1972 series) #47
- in Marvel Masterworks: The Avengers (Marvel, 2003 series) #6
- in Essential Avengers (Marvel, 1999 series) #3
- in Mitico Thor, Il (Editoriale Corno, 1971 series) #66
Vs. the 2nd Masters of Evil, led by Ultron. Continued next issue.
Includes letters from Don and Maggie Thompson, Lawrence Isaacson, Scott Cupp, and Doug Fratz.