Such a story is known as an epic. Epics have been a part of many cultures throughout history, depicting the heroic exploits of individuals and sometimes having a significant impact on the values and beliefs of those cultures.
A long story of heroic deeds is typically referred to as an epic. These stories usually involve heroic figures facing great challenges and overcoming them through bravery and determination. They often have elements of myth, legend, and adventure.
It's called an epic. Epics often feature larger-than-life heroes and their remarkable adventures and achievements.