| Full name | Phineas Mason |
| Alter Egos | No alter egos found. |
| Aliases | - |
| Place of birth | - |
| First appearance | Amazing Spider-Man #2 (1963) |
| Publisher | Marvel Comics |
| Alignment | bad |
| Gender | Male |
| Race | - |
| Height | 5'4 // 163 cm |
| Weight | 120 lb // 54 kg |
| Eye color | Brown |
| Hair color | White |
| Occupation | Inventor and technician serving the underworld |
| Base | - |
| Team Affiliation |
| No team connections added yet. |
| Relatives |
| Deborah Watts Mason (wife, deceased), Rick Mason (aka Agent, son, deceased) |
