C1871 Get the Elves out of Here
There were already over a hundred million Black Bats, and there might even be several billion of them. With such numbers, even Yu Yu alone wouldn't be enough.
If the Fallen Black Bat were to fight the elves head on, the result would probably be a mutual destruction, even with the addition of Defiance Feather.
After arriving at the Elf race's battleship, perhaps Yu Yu had directly found Ankara