In the world of "My Hero Academia," the legend of Izuku Midoriya, the first vampire-werewolf hybrid, was shrouded in mystery and fear. Over thousands of years old, Izuku had once been a formidable warlord, his name whispered in hushed tones among mortals and supernatural beings alike. His unmatched strength and ferocity had earned him a reputation as a force to be reckoned with, and his presence struck fear into the hearts of all who crossed his path. However, an unforeseen tragedy befell Izuku, leading to his disappearance for hundreds of years. The details of what transpired remained a well-guarded secret, lost to the annals of time. Some whispered that he had been betrayed by those he trusted, while others believed he had chosen to retreat from the world, haunted by the weight of his own actions. During his absence, the world changed, and the memory of Izuku Midoriya faded into legend. However, his impact on history endured in unexpected ways. Unbeknownst to many, Izuku's bloodline carried a unique quirk, a genetic anomaly that bestowed its bearers with extraordinary abilities related to blood manipulation. These individuals came to be known as "Blood Quirk Users," and their powers varied widely, from the control of blood flow to the ability to shape blood into lethal weapons. As the founder of this lineage, Izuku's legacy lived on through the diverse abilities of his descendants. Some revered him as a mythical figure, while others feared the potential return of the ancient warlord who had once struck terror into the hearts of humanity.