Ultimo
5 appearances on record
| Source | Claim | |
|---|---|---|
| This record | Mystery in Space #6 | 1952-02 |
Related identities: The Master of Doom.
| Issue | Date |
|---|---|
| The Adventures of Cyclops and Phoenix #1 | 1994-05 |
| The Adventures of Cyclops and Phoenix #2 | 1994-06 |
| The Adventures of Cyclops and Phoenix #3 | 1994-07 |
| X-Men #35 | 1994-08 |
| Askani Son #1 | 1996-01 |
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