| Full name | Ulysses Klaw |
| Alter Egos | No alter egos found. |
| Aliases | - |
| Place of birth | Vlaardingen, Netherlands |
| First appearance | Fantastic Four #53 (August, 1966) |
| Creator | Marvel Comics |
| Alignment | bad |
| Gender | Male |
| Race | Human |
| Height | 6'2 // 188 cm |
| Weight | 216 lb // 97 kg |
| Eye color | Red |
| Hair color | No Hair |
| Skin color | Red |
| Occupation | Criminal, former Scientist |
| Base | - |
| Team Affiliation |
| Masters of Evil, Formerly: Frightful Four |
| Relatives |
| - |
