User blog comment:IceFireWarden0/Speculations for Season 11/@comment-198.45.201.206-20130729023138/@comment-13690654-20130729121002

Sister was in a S9 deleted scene so her return is more plausible. We dont have the assault gametype any more though, so Andy is probably out of the question, unless they use the Oddball and he gets all blue and glowy.