User blog comment:MarkvA/Sonic's Sidekicks: Who's The Best/@comment-50.102.25.96-20120416234348/@comment-3551372-20120417063455

Sonic X isn't the only thing about Sonic you know. Amy is just a love interest, Knuckles is on the edge and Shadow is not a villain, he's an anti-hero. Tails is the "main" sidekick.