User blog comment:Bubby08/Surviving this Hiatus/@comment-3579848-20121022203432/@comment-34954086-20121023083817

Exactly that makes Marvel have WAY more sidekicks then DC, only one character is a full fledged hero, Wolverine.

Sif and Valkyrie, yeh...I'm sure there's someone that Thor used as a genuine sidekick though, they were my best guesses.