Character
Professor Slyrat
A missile saboteur, later a partner of PE in worldwide blackmails
Stories
2 stories| Title | Year | By | Kind | Pages | Made in | Printings |
|---|---|---|---|---|---|---|
| Untitled cover | 1992 | Daan Jippes | 1 | Holland | 3 | |
| Der geheimnisvolle Professor | 1992 | Carl Barks | 1 | Germany | 1 |