Isekai Quartet

is a Japanese anime series that serves as a chibi-style crossover between the light novel series KonoSuba, Overlord, Re:Zero, and The Saga of Tanya the Evil, all published by Kadokawa Corporation. The series aired its first season from April to June 2019. A second season aired from January to March 2020, including additional characters from The Rising of the Shield Hero and Cautious Hero: The Hero Is Overpowered but Overly Cautious. An anime film titled Isekai Quartet: The Movie – Another World was released in June 2022. A third season has been announced. Premise One day, a magic button suddenly appears. The protagonists from KonoSuba, Overlord, Re:Zero, and The Saga of Tanya the Evil all press the button occasionally, unintentionally and move to a parallel world — another brand new isekai — where a new story featuring high school life begins. Soon, they are joined by protagonists from The Rising of the Shield Hero and Cautious Hero: The Hero Is Overpowered but Overly Cautious. Characters Production and release