How To Get Radgons Scarseal Ancient Hero of Zamor Elden Ring

Whats the lore behind Ancient Hero of Zamor? If Evergaols are prisons for dangerous individuals that can't be contained elsewhere within the lands between. Why are they regarded as a hero?

How to Get Radagon's Scarseal: Effects and Locations

Ancient Hero of Zamor

How to Beat Ancient Hero of Zamor - Elden Ring - EIP Gaming

Ancient Hero of Zamor Boss Battle + Radagon's Scarseal Location - Elden Ring