C4430 Hole of Ten Thousand Techniques

"In the west of the sea of stars, there is a mysterious place. We call this place the Ten Thousand Arts Cave. None of us know why this place appeared, but we all know that place and have been there before. In fact, we seven Supreme Beasts have also obtained some benefits there. However, that place is extremely dangerous. If we are not careful, we will lose our lives, even at our level