It's all fun and games until someone ends up in the belly of a giant frog, and now there's a new KONOSUBA-themed trailer for Isekai Quartet, an upcoming puchi-chara anime that mashes up the worlds of four famous fantasy light novel series, including KONOSUBA -God's blessing on this wonderful world!, Overlord, Re:ZERO -Starting Life in Another World-, and Saga of Tanya the Evil.