My guess is that Valve thought the idea of the mercs going to wizard school and accidentally resurrecting a generic skeleton monster was dumb, so they shat out the Redmond and Blutarch thing instead.
This is TF2 we're talking about here. Whenever an update rolls around I get prepared to come across stupid bullshit.
To answer your question, yes, you're going crazy. Valve isn't this ARG producing machine that comes up with a new puzzle every month. Just because a couple updates don't have...