Quick Facts

Series

1.	Three Lights in the Darkness (25 player)
2.	Two Lights in the Darkness (25 player)
3.	One Light in the Darkness (25 player)
4.	Alone in the Darkness (25 player)

Screenshots

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Alone in the Darkness (25 player)

Defeat Yogg-Saron without the assistance of any Keepers in 25-player mode.

	Yogg-Saron slain

Alone in the Darkness (25 player) - Achievement - World of Warcraft