User blog comment:MimitheHedgehog:3/What Archie character do you wish was in the games?/@comment-477304-20120613153821/@comment-1986314-20120613154849

Mephiles could've potentially been brought back in Sonic Generations, although it's confusing enough that Crisis City was included, considering the events of '06 resetting.

The fact that Blaze remembers it doesn't help either.