Lin Tian accidentally traveled through the world with the system of the heavens, and came to the world of Dragon Ball. He fought all the way, learned various forms of Super Saiyan, and touched the laws of time and space. A rift in time and space dragged him into the great world of Journey to the West, which coincided with the advent of Wutian Chaos and the undercurrent of the Buddhist chess game.
All I can say is, ruin your childhood.