Celestial phenomena undergo strange transformations, and collapsing Dao fruits fall into the mortal world, turning into dangerous Gray Realms filled with peril. In this world, ordinary mortals are as insignificant as grass and ants. Only by passing the trials of the Gray Realms can one embark on the path of immortal cultivation. Upon waking from a dream, Zhang Yuan finds himself in this bizarre and fantastical world. Faced with the strict sects and deadly incursions of the Gray Realms, his mortal body leaves him with virtually no chance of survival. Fortunately, Zhang Yuan possesses a special cheat: a Heavenly Book that helps him transform myths and supernatural tales into exclusive cards, allowing him to survive even the most desperate situations. The animated series 'Xianxia Card Pool, Surviving the Gray Realm' invites you to witness how Zhang Yuan uses his xianxia card pool to embark on the path to immortality!