Sonic is an anthropomorphic blue hedgehog who can run at supersonic speeds and curl into a ball to attack enemies. He races through levels, collecting power-up rings and avoiding obstacles, as he seeks to defeat the mad scientist Doctor Eggman.
Bowser is a character in the Super Mario video games. He is the evil Koopa that takes over the Mushroom Kingdom and kidnaps Princess Peach. He is the main enemy to Mario. He has spikes on his back, breathes fire, and is bigger than normal koopas.
