The main series throws so much worldbuilding and terminology at you so fast that you need these specials just to breathe. They strip away the plot momentum and let you actually live in the absurd logistics of this world, how magic academies run, what the combat hierarchy actually means, why anyone tolerates the protagonist's chaos. The comedy lands harder when you're not drowning in exposition. These aren't bonus content that answers lingering questions; they're the permission slip to enjoy what you already watched. They exist because the show's ambition outpaced its pacing, and instead of apologizing for that, it doubles down. Watch them after episode three, not after finishing the series.
Horizon in the Middle of Nowhere Specials is a set of four short comedy fantasy episodes made for the web in 2011. They first streamed online through Nico Nico Douga and YouTube, and were later included in the Blu-ray and DVD home video release.