Episode 0 : Bobobo VS Bernkastel (Umineko) : https://www.youtube.com/watch?v=vBkXxEW0l6U (21/07/2019)
from Anime Battle FR+ Series
Although this episode 0 is just a fight at first sight, the other episodes are due to the scenario that creates this simple fight. Anime Battle, is a small series that breaks the 4th wall and is based on the Tiering system.
Many characters from Umineko, Homestuck, OC, etc
An english version very soon.