User blog comment:Demonic BB/An RP Idea I Came Up With/@comment-24947676-20160202094754/@comment-24947676-20160202131751

That one was a crossover, and magical girls aren't exactly jarring in Madoka Magica, so their presence would not be jarring in a crossover with Madoka Magica.

Crossovers, when done right, can actually be very good and not feel too out-of-place.