The Invincible Card God from Another World

The protagonist is an ordinary migrant worker, because he picked up a Rubik's cube building block on the road. This building block contains the soul of Emperor Xuanyuan of the ancient world. The protagonist is brought back to the ancient world by Emperor Xuanyuan. Ancient games are used to predict the future of the ancient world and are magical rituals that determine destiny. Those are called dark games. However, a famous boy completed the "Millennium Building Blocks", accepted the dark game, and became the embodiment of justice. Light and darkness, the name of a boy with two hearts, known as "King Xuanyuan" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.