Ashura The Glitchhog 2 - The Secret Zones is likely another ROM hack built upon the Sonic the Hedgehog engine for the Sega Genesis. As a fan-made game, its development would have been driven by passionate fans of the Sonic series, likely drawing inspiration from Sonic game design and incorporating original characters and levels. Like other ROM hacks, details on its creator(s) and specific gameplay features are best researched within the appropriate communities and online forums devoted to Sonic ROM hacking. It's an example of community-created content for the Sega Genesis. 

Ashura The Glitchhog 2 - The Secret Zones

Art of Fighting (Europe)