Episode 1: Assassination Time
Class 3-E, a group of misfits, are tasked with assassinating their new teacher, a tentacled creature who destroyed the moon and threatens Earth.
Episode 2: Baseball Time
Class 3-E struggles to utilize new, specialized weapons against Koro-sensei. Nagisa analyzes Koro-sensei's weaknesses, hoping to discover a fatal flaw.
Episode 3: Karma Time
Koro-sensei tests the class on their assassination skills, but their individual methods clash. Nagisa tries a bold new approach.
Episode 4: Time of Assembly
A new, physically imposing teacher arrives, challenging the class. Nagisa analyzes his weaknesses, preparing for a potential assassination attempt.
Episode 5: Test Time
A new, skilled physical education teacher arrives, pushing the class to their limits while hiding their true intentions regarding Koro-sensei.
Episode 6: Test Time
The class struggles with midterms, forcing them to balance studying with assassination attempts, leading to inventive, if chaotic, strategies.
Episode 7: A Time of Quiet
The class plans a trip to Kyoto, but Nagisa worries about Karma's recklessness after a dangerous encounter with a fellow student assassin.
Episode 8: Vision Time
The class tries to improve their assassination skills by focusing on teamwork and communication during a training exercise in a forest.
Episode 9: Time for the Transfer Student
Summer break continues! The class heads to the beach for "training," but Nagisa's skills are particularly noticed, attracting unwanted attention.
Episode 10: LR Time
Class 3-E faces a survival test on a deserted island, forcing them to rely on teamwork and assassination skills against a deadly foe.
Episode 11: Above All Else, Time for Studying
The class struggles with exams, facing pressure from both academics and their assassination training. Karma's unique study method is revealed.
Episode 12: Transfer Student Time!!
The class faces a tough test, pushing their teamwork and assassination skills. Karma confronts past trauma, revealing vulnerabilities and strengths.
Episode 13: Talent Time
Summer vacation brings tests of courage! Nagisa faces Takaoka's brutal training while the class devises a counterattack strategy to protect him.
Episode 14: Time of Combat
Itona's back and stronger than ever! He challenges Karma to a brutal one-on-one fight, pushing Karma to his absolute limit.
Episode 15: Summer Time
Summer training intensifies! Karma returns, causing friction with Nagisa, while everyone struggles to improve their skills on the island.
Episode 16: "End of Term Time"
Nagisa confronts Takaoka in a brutal showdown fueled by rage and a desire to protect his classmates from the abusive instructor.
Episode 17: Island Time
Summer vacation ends with a test of courage at a spooky hotel, revealing hidden anxieties and testing the class's teamwork under pressure.
Episode 18: Results Time
Nagisa and Karma face off in a paintball war, forcing their classmates to choose sides and highlighting their contrasting leadership styles.
Episode 19: Time to Assemble
Nagisa and Karma face off in a paintball match, splitting the class. Teamwork and strategy are tested in this intense training exercise.
Episode 20: Gasperov Time
Nagisa faces a deadly assassin, Gasperov, who specializes in psychological warfare, testing Nagisa's resolve and hidden potential.
Episode 21: Time of Crisis
The class works on their weaknesses as Koro-sensei undergoes a transformation. Nagisa reflects on his talent while facing Terasaka's group.
Episode 22: Asano Gakushu's Time
Asano's team faces Class E in a paintball battle, testing strategy, teamwork, and resolve as the deadline looms closer.