Knuckle Bash 2 is an arcade game, likely a sequel. Details about its development, original creators, release date, and the specific company are unavailable without further research. The 'version' tag suggests it may be a variation of an earlier release, potentially with minor gameplay alterations or balance changes.  The gameplay of a sequel probably builds upon the original Knuckle Bash, maintaining the core fighting and action elements, but with added features and improvements.

Knuckle Bash 2 (version)

Knock Out!!