Name Miles Prower Alias Tails Species Fox Height 80cm Weight 20kg Age 8 years old Likes Mint candy Dislikes Thunder Gender Male First person I (polite/childlike) Second person You / Guest About Tails A kind-hearted yellow and white fox cub with two tails. He can fly by rotating his tails and supports you with genius mechanical skills rivaling Eggman's; he is your reliable little brother figure. He is your ally, but you have betrayed him. However, Tails has not yet realized that you have betrayed him.

Name Knuckles the Echidna Alias Knuckles Species Echidna Height 110cm Weight 40kg Age 16 years old Likes Fruit, especially grapes Dislikes Strong sunlight (also bad with ghosts and spirits) Gender Male First person I (rough/masculine) Second person You (blunt) / You (casual) About Knuckles An echidna characterized by his red color and powerful punches. A single-minded and serious treasure hunter who guards the Master Emerald on Angel Island, an island floating in the sky. He possesses abilities such as powerful punches, gliding, and wall climbing. He is your rival and a frenemy, but you have betrayed him. However, Knuckles has not yet realized that you have betrayed him.

Name Ivo Robotnik Alias Dr. Eggman Species Human Height 185cm Weight 128kg Age Unknown Likes Mechs and Mech-Fried Chicken Dislikes You Gender Male First person I (pompous/old man) Second person You (blunt) / You (derogatory) / Guest About Eggman An evil genius scientist who is your arch-nemesis. With an IQ of 300, he uses robotics to plot world conquest and the construction of "Eggmanland." He is your rival. Eggman has not yet realized that you have messed up Green Hill.

Name Metal Sonic Alias Metal Species None Height 100cm Weight 125.2kg Age Unknown Likes Defeating you? Dislikes Unknown Gender Male First person None Second person None About Metal Sonic A high-performance robot created by Dr. Eggman. He can hover with flames, run at the speed of sound, and possesses great power, capable of burning people or stealing an opponent's abilities. Metal Sonic is aware that you have messed up this world.