Full of Causality Rules, This Bastard Is Unbeatable (129 episodes)

A century ago, secret realms ruptured, exotic beasts poured forth, and humanity was nearly wiped out. Fortunately, Spirit Martial artists awakened their abilities and rebuilt civilization atop the ruins. An underachieving class monitor from Yunzhao No. 2 High School awakens full causal abilities. From then on, secret realms, exams, and training camps become his personal playground. With an iron palm governed by causality rules, he slaps the entire world into submission and brotherhood.

Full of Causality Rules, This Bastard Is Unbeatable - Episode 1