Historical Fault? I Created a Mythical Underworld with My Backhand!

There is a lack of history in this world, and everyone has forgotten the existence of the characters who are transformed into gods and ghosts. People can only rely on dangerous ruins to find some scattered history. Zhao Yan, a certain krypton gold card mobile game designer, came to this world. Character spirit card. : Bai Wuchang! Black and impermanent! King Qin Guang! Domain cards: Gate of Hell, Bridge of Naihe, Dark Peach Blossom Spring, Tongue Pulling Hell Skill card: Ghost covering eyes, eighteen levels of hell. Card making? Isn't this just a matter of having hands? Decades later, Yamata no Orochi froze in place when he looked at the Hydra that had one more head than him. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.