After Living Eight Lives, I Summoned the Monsters from My Previous Life

Chen Nan lived for eight lives. In his previous seven lives, he went to the world of cultivating immortals, the world of game invasion, the world of fantasy, the world of cards... After returning from rebirth, Chen Nan found that he could summon evil spirits from his previous life, including heavenly masters, necromancers, and... So: "There is a demon emperor bullying Chen Nan." "The little demon emperor dares to be so arrogant, brothers do it."