|Earn 'the Annihilator' title by fighting all four nihil at once.|
|Release date||18 April 2017 (Update)|
|Required for||Master quest cape|
|Required for||Completionist cape|
|Infobox • Infobox talk page|
Annihilator is an achievement that requires the player to obtain The Annihilator title by defeating all four nihil at once in Freneskae's pit as a boss fight during or after Fate of the Gods. If engaged after the quest you must engage them by selecting replay "quest boss fight". Players must be engaged in combat with all four before defeating any of the nihil or the achievement will not be completed.