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Gryphon Atlas

Achievement

Heroic: Cathedral of Eternal Night

10 points

Defeat Mephistroth in Cathedral of Eternal Night on Heroic difficulty or higher.

Heroic: Cathedral of Eternal Night is in the Dungeons & Raids: Legion Dungeon category and is worth 10 points. It has no item or title reward.

Data read from the Midnight game files, build 12.1.5.70391, on Oct 15, 2026 (UTC). Values that the game server changes (hotfixes, vendor stock, drop rates) are not in the game files.