Douluo Dalu: Rise of the Twin Spirits

Shen Jian was an ordinary man on Earth until a twist of fate brought him before a mysterious God in the void. Reincarnated into the world of Douluo Dalu five years before the birth of the legendary Tang San, Jian is reborn into the prestigious Shen family—a powerful clan known for their mutated spirit lineages. His father, a high-level Spirit Saint, and his mother, a formidable Spirit King, have great hopes for his future, unaware that Jian possesses a secret weapon: a mysterious Sign-in System that grants him unimaginable rewards.

I don't own Douluo dalu