Work Together! Field Day

'''Work Together! Field Day' (協力！たいいくさい, Kyōryoku! Taīkusai) is the eleventh episode of the first season of Isekai Quartet'' and eleventh episode of the full series overall. It aired on June 18, 2019.

Summary
Field Day is here, and it's lots of fun for everyone. There's tug of war, scavenger hunts… and giant robots?!