Introduced in the very first Xenoblade Chronicles game, Unique Monsters are a staple of the series, represented as powerful monsters for players to try and take down for added challenge.
Fogtrawler Tallstuff is a Unique Monster that appears in Xenoblade Chronicles 3: Future Connected. It can be found neat Sullied Temple of Abitalia in Aurora Shelf and defeating it counts towards completing your Enemypaedia.
Fogtrawler Tallstuff (Level 55) | Aurora Shelf
For assistance with finding all Unique Monsters in Aurora Shelf, why not check out our useful guide below:
[Guide] Aurora Shelf Unique Monsters | Xenoblade Chronicles 3: Future Redeemed