| This short article is in need of work. You can help Sonic Retro by adding to it.
The "0415" build of Sonic Spinball is a prototype build of Sonic Spinball for the Sega Game Gear. It was released by drx during the February 23rd, 2008 proto release.
| This article needs cleanup.
This article needs to be edited to conform to a higher standard of article quality. Specifically, issues with this article are:
This section needs moving to the comparisons page(s)
After the article has been cleaned up, you may remove this message. See How to Edit a Page for help.
- The Sega Logo is finalized.
- 1994 Sega copyright appears on the Title Screen.
- Levels Select and Debug are not enabled by default anymore.