Character
Dumb the robot
Dr. Hach-Mac's robot assistant; bullet proof but not a brainiac
Stories
5 stories| Title | Year | By | Kind | Pages | Made in | Printings |
|---|---|---|---|---|---|---|
| Paperinik contro il Dr. Hach-Mac | 2007 | Riccardo Secchi, Giorgio Cavazzano | 16 | Italy | 18 | |
| Paperinik e il ritorno del Dr. Hach-Mac | 2010 | Riccardo Secchi, Giorgio Cavazzano | 16 | Italy | 7 | |
| Untitled cover | 2010 | Giorgio Cavazzano | 1 | Denmark | 2 | |
| Untitled cover | 2010 | Alessio Coppola | 1 | Italy | 2 | |
| Residenze segrete | 2018 | Valerio Paccagnella | 2 | Non-Disney and/or non-comics | 2 |