This article or section is an achievement stub. You can help expand it by editing it. Achievement boilerplate · Boilerplate help · Research: Wowhead WoWDB One Light in the Darkness (25 player) 10 Defeat Yogg-Saron with the assistance of one or fewer Keepers in 25-player mode. Criteria: Yogg-Saron slain Heroic: One Lights in the Darkness is a achievement gained by defeating Yogg-Saron in the Heroic Difficulty with one or zero Keepers of Ulduar helping. See Also Edit One Light in the Darkness (10 player) External linksEdit Wowhead Thottbot WoWDB Retrieved from "https://wowwiki.fandom.com/wiki/One_Light_in_the_Darkness_(25_player)?oldid=2076394" Categories: Achievement stubs Secrets of Ulduar 25-Player Raid achievements Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.