Demon Slayer: the Day Has Come When You Can Open the Portal at Every Turn

Cos Vergil traveled through Demon Slayer, and the Yama Sword came true. He accidentally cut open the dimension and summoned the powerful existence of parallel Demon Slayer. In order to survive, he is determined to eliminate Guiwu Shiwuhan, become stronger step by step, and find a way home. Cast Thanks for participating: Middle-aged Demon Slayer: In the timeline where the Battle of Mugen City did not occur, all members are middle-aged. Ghost Carbon Demon Slayer: Tanjiro transforms into the Ghost King and resurrects everyone's timeline. Ultimate Demon Slayer: All talents are upgraded to Yuan 1 level, including evil spirits. Reverse Demon Slayer: The Six Pillars of the Demon Slayer Corps fight against the demons and three minors of the original Demon Slayer Corps. Modern Ghost Slayer: Wu Mei and the Six Ghosts hide and live until the reincarnation of the modern pillars. Akira no Demon Slayer: The one who came to Tanjiro's house was Tanjiro Hakusei, Gakushu Yuehu. Friendly participants: Yuanyi Timeline: Peak Period Yuanyi Old Carbon Timeline: Centenary Tanjiro You Pei Timeline: You Pei and the Doctor Reverse Timeline: Sex-changed Protagonist