Knights of the Round (911127 etc) is an arcade game, likely an action or fighting game, with the date 911127 potentially referring to a version number or release date (November 27, 1991). The 'etc.' indicates possible variations or further version numbers. The title suggests a theme of medieval knights and combat. More details are needed to pinpoint the developer and game mechanics.

Knights of the Round (911127 etc)

Kitten Kaboodle