• Super Mario Bros Flash
  • Sonic Crazy World
  • Mario Racing Tournament
  • Ben 10 and Friends
  • Mario Forever Flash



Description: All the Sonic characters are available and ready to fight in Ultimate Robotnik Duels! Choose your favorite Sonic character including Shadow, Dr. Robotnik, Tails, Knuckles and many more, and then get ready to fight it out! Pick an arena and help save (or destroy) the world!

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