After the Global Change, I Relied on Contracts with Gods and Demons to Become Emperor

[Rebirth in the apocalypse. Decisive killing. Invincible. Pretending to be a pig and eating a tiger. Multiple female protagonists. Darkness. Universe + mecha] Chu Tianqiu, a ninth-level superpower, obtained a valuable treasure and was surrounded by everyone. When he was about to die, he awakened the God and Demon Illustrated System and was reborn the day before the end. In this life, he will kill all enemies. He traveled to various desperate situations and challenged all the gods and demons to make contracts one by one. On the road to his growth, the darkness of human nature and the desolation of the world were all stepping stones, and he reached the top of the throne in purgatory and proclaimed himself emperor!