A Strange Crossover

Isshin Shiba, lived a calm and enjoyable childhood untill he gain his ancestors/Heritage curse techniques. Born in a low ranking clan in the jujutsu society which was struggling to keep up. For a decade he grinded up the skill, abilities and power enought to become a special grade from being nothing, he raised his clan solely on his shoulder and make them the 4th strongest clan rivaling Kamo and Zenin in influence and resources. Continuing to live soon the world become a sh** hole as strage phenomenon begin to started mutant, magic war, alien invasion and gender role reversed. *--------------* *The world is crossover of Marvel, DC and Jujutsu Kaisen and many more. *Heavy AU so you are warned first hand. *Short chapter but fast pace story & 2-3 update per week.