| Generation One - Toys - Mainline - Powermasters - Optimus Prime - Prototypes |
| Generation: | Generation One | |
| Category: | Toys - Mainline | |
| Sub-Category: | Powermasters | |
| Description/Name: | Optimus Prime - Prototypes | |
| Year: | 1988 | |
| Company: | Hasbro | |
| Country: | U.S.A. | |
| Condition: | Mint | |
| Notes: | N/A |