| Option Category | # # CORE ROTATION OPTIONS # |
| Description | This option rotates the systems screen output to the right relative to it's normal orientation. |
| Full Command | -ror |
| Alt. Command | none |
| Reverse Command | -noror |
| Example | mame64.exe pacman -ror |
| mame.ini Command | ror |
| Command Default | 0 |
| Argument Format | <boolean> |