Added on: May 20, 2012 Play Count: 708 Description of "Ultimate Robotnik Duels" flash games: (y8gamesflash) - Get into intense battle using Dr.Robotnik's weapons which he designed to destroy Sonic! This is a 1 vs 1 game consisting of quick duel matches between player and ai. Also you can play player vs player mode. The game is a parody on Sonic the hedgehog game, Play more y8,y8 , y8.com,y8,y8 new games