|Defeat Yor'Ger the Deceiver while on a Kal'gerion demon slayer task.|
|Release date||25 February 2019 (Update)|
|Infobox • Infobox talk page|
Demon Duty is an achievement that requires the player to defeat the miniboss Yor'Ger the Deceiver inside The Shadow Reef while on a Kal'gerion demon Slayer assignment. A demon cluster task from Laniakea will not count for this achievement.
This achievement can only be completed in normal mode.