A collective list of chibi mini anime based on preexisting full-length anime. So, anime with short episodes like "My Sweet Tyrant" will not be included.
Halloween eve, party, costumes, anything
These anime all have an episode celebrating Halloween, featuring common Halloween things like jack-o-lanterns, trick-or-treating or Halloween costumes.
So you want to collect all of the studio badges and become an anime master? But you simply don't have the time to spend watching an infinite number of episodes? Well, this list will tell you the shortest way to get the 15 anime...