Sonic Improvement (NES)

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Play Sonic Improvement (NES) online for free — one of thousands of Sonic Games you can enjoy instantly on KBHGames.com. No downloads, no installs, no sign-ups — just click and play on any device. Whether you're gaming on a PC, Mac, Chromebook, tablet, or mobile phone, you can play this game fast and easy on Chrome, Firefox, Edge, and Safari. Discover your next favorite game today. Gamers looking for more Sonic Games can also try out Sonic Robo Blast 2, Sonic Mania Plus, Sonic Delta Next, and FNF VS Sonic.Exe The Last Adventure.