[Comprehensive] Playing Cards to Destroy the World

[Hits, don't jump. My name is Takahashi Hoshi, I live in Doshino City, and my superpower is time travel... Probably. According to the will of the universe, there is nothing in the world that I live in that cannot be solved by playing cards. If one game doesn't work, then two. I'm not good at playing cards. But that doesn't stop me from being deeply proud of my seniors and friends who have saved the world by playing cards. My daily life was unremarkable... Until I traveled to another world. Wielding the latest dueling disk, I felt helpless and helpless. There are three reasons. First, across from me is an unknown creature called a ghost. Second, ghosts don't understand the rules of dueling, let alone play dark games with me. Third, if a ghost wants to eat me, I can't defeat the ghost, let alone eat the ghost in turn. To sum up… … Help, QAQ! The following precautions 1. It is not a first-person novel, the heroine is Vitality Little Sun 2. A lot of Yu-Gi-Oh! Elements. Considering that it is difficult to write about combo processing chain, it does not involve playing cards, but there are a lot of poker jokes and ocg bad jokes. 3. OOC light-hearted novel, male protagonist to be determined 4. To the teenagers I have loved www. Purpose: Is there anything wrong with saving the world?