Game Gear Extended Screen [genesis_plus_gx_gg_extra] (core option)

Forces Game Gear titles to run in 'SMS' mode, with an increased resolution of 256x192. May show additional content, but typically displays a border of corrupt/unwanted image data.

• Off [disabled] - Disables extended screen for Game Gear games.
• On [enabled] - Enables extended screen for Game Gear games.

Game is: Sonic Chaos on the Game Gear

DISCLAIMER: Libretro can do whatever with these videos. Or maybe someone can make even better videos. These video demonstrations of core options and such were made just so users would have at least have something to use as an animated visual reference.