Watch Aooni The Blue Monster Episode 12 “Opposite World” online free in HD on Anime4Soul. This episode first aired on December 26, 2016. It is episode 12 of 13. Use the SUB / DUB switch above the player for English subtitles or the English dub, and the language menu for French and Portuguese.

Previous: Aooni The Blue Monster Episode 11. Next: Aooni The Blue Monster Episode 13. See all 13 episodes, characters and voice actors on the Aooni The Blue Monster page.