Season 1
12 episodes
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E1 Come Together! Quartet
unrated2019-04-10
Mysterious buttons appear in the worlds of Tanya the Evil, KonoSuba, Overlord, and Re:Zero. When the characters push them, they're taken to a place they'd never imagined...
E2 Tension! Introductions
unrated2019-04-17
Now that everybody's settled in, it's time for the first day of school, which means everybody has to introduce themselves.
E3 Deadlock! Classmates
unrated2019-04-24
The students begin to wonder about why they are here, and what this school really is. Tanya, in particular, has a theory about Ains...
E4 Encounter! Classmates
unrated2019-05-01
The students realize that they're all from other worlds, and begin to share their backgrounds. But some are luckier than others...
E5 Explosion! Talent Show
unrated2019-05-08
It's time for the talent show, but none of the students are talented at all. The KonoSuba crowd in particular...
E6 Decision! Class Rep
unrated2019-05-15
It's time to pick the class rep! But Aqua doesn't want Ains to do it, and Albedo doesn't want Aqua anywhere near the job.
E7 Carry Out! Class Rep
unrated2019-05-22
Emilia's the class rep now, but it's really hard. But she wants to do her best!
E8 Prepare! Field Trip
unrated2019-05-28
It's time for a field trip to the beach, and the gang's getting ready. But who wants to see Kazuma in a swimsuit?
E9 Enjoy! Field Trip
unrated2019-06-04
The field trip is here, and it's great! Everybody's at the beach and having a great time. But Tanya hears something that makes her upset...
E10 Join In! Rivals
unrated2019-06-12
It's time for Field Day, and Roswaal hints that whoever wins will get to go home. But then they meet their opponents...
E11 Work Together! Field Day
unrated2019-06-19
Field Day is here, and it's lots of fun for everyone. There's tug of war, scavenger hunts... and giant robots?!
E12 Band Together! Quartet
unrated2019-06-26
The mobile fortress "Destroyer" has joined the last game! It's up to the quartet to grab its headband and win the game.