| Aka: | Sonic Improvement Vol.2 |
| Console: | Nintendo Entertainment System (NES) |
| TV Standard: | Other |
| Publisher(s): | Romhacking.net |
| Release Date: | 2020-03-27 |
| Players: | 1 |
| Co-op: | No |
| ESRB: | Not Rated |
| Type: | Platform, Unofficial |
This is an unofficial continuation of the work started by Jabu, in order to further improve the game and facilitate any future hacking attempts. All unused graphics and objects are removed. Animations and graphics are updated. It is created alternative patch to reduce the duration of oxygen. It updates the sound engine created by Ti_. The “Continues” were reinstated.
