- For the Circus of Crime member, see Eliot Franklin II.
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| Thunderball | |
| Aliases: | Thunderball |
| Continuity: | Marvel Universe |
| Notability: | Antagonist |
| Type: | Supervillain |
| Gender: | Male |
| Race: | Altered human |
| Associations: | Wrecking Crew |
| Status: | Alive |
| First: | Defenders #17 |
Thunderball is the code-name for a fictional comic book super-villain whose real name is Eliot Franklin. He appears in books published by Marvel Comics and is associated with the Thor line of comic titles. He first appeared in The Defenders, Volume 1 #17 in November, 1974 in a story titled "Power Play!"