Also known as: オヤ・マー博士
A character from the Mario (Series) franchise of games who debuted in Luigi'S Mansion.
An eccentric old professor that makes gadgets.
E. Gadd's Inventions
- Poltergust 3000
- F.L.U.D.D.
- Gaddlight
- Professor E. Gadd'S Time Machine
- Stuffwell
- Poltergust 5000
- Poltergust G-00
- Gooigi