The hedgehog caught the bag, pulled out his last ring and sped into an electric tornado. From inside, a golden circle rose in the air, revealing in its center a distant planet populated with mushrooms. Sonic burst out of his whirlwind, supercharged and with eyes like daggers. He clapped his hands together and--
Kracka-THOOOOOM!
A final chaotic burst threw the ring right at Robotnik, eating up the scientist and his cruel machine. A shockwave of blue lightning dissipated in the air, and when the sound of thunder died down, Sonic stood alone in a burned circle of dirt. The hedgehog collapsed.

- Chapter 15