22 parts Complete This is a FAN-MADE AVATAR STORY
Gun name was mentioned in the book "The Dawn of Yangchen
Avatar Gun was an Avatar that lived before Yangchen. At some point in his life, he apparently failed to control a tsunami, which led to his friend dying. Based on the name Gun, it seems very likely that he would be from the Earth Kingdom
Synopsis
"The tides of destiny rise and fall, but only those who embrace the storm can shape the world."
Long ago, before Avatar Yangchen brought peace to the world, another Avatar walked the path of trial and loss. His name was Gun, a young Earthbender from a coastal village who never imagined the weight of destiny upon his shoulders.
Haunted by tragedy, Gun failed to stop a great tsunami-an event that took the life of his closest friend and shattered his spirit. Lost in grief, he wandered the world, seeking redemption and purpose. Along the way, he trained with masters of the four elements, confronted powerful enemies, and uncovered secrets buried deep within the tides of history.
But Gun's greatest battle was not against warlords or spirits-it was against himself. To truly become the Avatar, he would have to face his past, embrace his pain, and rise stronger than ever before.
Can Gun overcome the trials of his past, or will he drown beneath the weight of his own guilt?