Suggestions by @giacomooffredi

Paledusk

as Opening Theme Singers (Episode Eggman) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Paledusk

as Opening Theme Singer (Episode Eggman) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Adamas (LiSA)

as Opening Theme Inspiration (Episode Silver) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Risa Oribe

as Opening Theme Singer (Episode Silver) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Otonoke (Creepy Nuts)

as Ending Theme Inspiration (Episode Chaotix) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Creepy Nuts

as Ending Theme Singer (Episode Chaotix) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Jane Doe (Hikaru Utada and Kenshi Yonezu)

as Ending Theme Inspiration (Episode Diamond Cutters) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Brave Shine

as Ending Theme Inspiration (Episode Diamond Cutters) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Iris Out (Kenshi Yonezu)

as Opening Theme Inspiration (Episode Chaotix) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Kenshi Yonezu

as Opening Theme Singer (Episode Chaotix) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Aimer

as Ending Theme Singer (Episode Diamond Cutters) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

RE:I AM (Aimer)

as Opening Theme Inspiration (Episode Diamond Cutters) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Unravel (Covered by Ado)

as Opening Theme Inspiration (Episode Diamond Cutters) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

The Beginning (One Ok Rock)

as Ending Theme Inspiration (Episode Dark) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

ONE OK ROCK

as Ending Theme Singer (Episode Dark) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Vengeance (Coldrain)

as Opening Theme Inspiration (Episode Dark) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Sangenshoku (Yoasobi)

as Ending Theme Inspiration (Episode Amy) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Yoasobi

as Ending Theme Singer (Episode Amy) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

SLUMP (Stray Kids)

as Ending Theme Inspiration (Episode Babylon Rouges) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"

Stray Kids

as Ending Theme Singer (Episode Babylon Rogues) in Sonic Riders: Grand Prix Of Champions, "Become a Champion"