How to upgrade the Ancient Hero's Aspect in Tears of the Kingdom

The hidden Ancient Hero's Aspect armor in Tears of the Kingdom requires a lot of farming and monster fighting to upgrade fully.
Become as tough as a mountain.

Zelda: Tears of the Kingdom - Ancient Hero's Aspect Location

Ancient Hero's Aspect - Zelda Dungeon Wiki, a The Legend of Zelda wiki

Improved Ancient hero's aspect armor [The Legend of Zelda: Tears

Zelda: Tears Of The Kingdom - How To Get The Ancient Hero's Aspect

The Legend of Zelda: Tears of the Kingdom - All Armor Sets

How to Get the Ancient Hero's Aspect: Location and Set Bonus

Impa recognizes Link's Ancient Hero Armor - Zelda: Tears of the

The best Armor sets in Zelda Tears of the Kingdom

Ancient Hero's Aspect - The Legend of Zelda: Tears of the Kingdom