I don’t know about on going but uh you should watch some of these animes.. Beezlebub, I’ve Been Killing Slimes for 300 Years and Maxed Out My Level, Myriad Colors Phantom World, Bai Yao Pu ( the subs are pretty difficult to read and watch it get’s better later in the show}, 86, Grimgar of Fantasy and Ash, Tsuki ga Kirei, To Your Eternity. WATCH ALL OF THEM :P