Holy Grail War of Idiots

This was an unexpected event, and no one knew the cause. Areas in several worlds were linked together by a [Holy Grail War]. The Holy Grail War is nothing unusual. People in these worlds are used to all kinds of events. What is truly wonderful is that this Holy Grail War involves all members of Artoria. [Wild dog howling] "Yokohama is becoming independent from the world." "The port must protect this city." "The book is fused with the Holy Grail, and the plan changes." [Golden Spirit] "Yes, Dio disappeared, and a strange woman who called herself [x] appeared." "Ah, would you like to try the most delicious bread in Morio Town?" "Both the insect arrow and the boss are gone. King Arthur, please give me an explanation." [Seven points of royal power] "The Dresden Stone is gone. Does it have anything to do with you... Please put on your clothes first." "... Bunny girl? She is really a strangely dressed guy." [Return of Death] "The save point has been updated this time... Wait, modern society? Hey, is this serious? Why are there still beautiful chivalrous girls?" [Kill all the evil spirits] "This was originally a world without ghosts. Lion King, please tell me where Muzan Onibatsuji is." ［Jackie Chan's Adventures］ "Uncle Long, look, there's a Gundam in the house!" [Shrinking Detective] "Impossible, impossible, magic really exists in this world?" [Is there WiFi] "Hey, you also like to drink ice cream. I think you are very discerning! Intention: The stupid king is the best in the world