Historical Revision
Ulduar
Revision 1 · Aug 24, 2026, 1:15 AM · GRANDPAGAMER
'''Ulduar''' is a massive Titan complex located in The Storm Peaks and one of the most famous raids in Wrath of the Lich King.
The raid reveals major secrets about the Titans, their Keepers and the imprisoned Old God Yogg-Saron.
Overview
Ulduar is known for:
- Titan lore
- hard modes
- mechanical encounters
- Titan Keepers
- Yogg-Saron
- Algalon the Observer
Location
Ulduar is located in:
Raid Sizes
Ulduar supports:
- 10-player
- 25-player
raid formats.
Titan Complex
Ulduar is an enormous facility created by the Titans.
It contains:
- machines
- observatories
- Titan constructs
- prison systems
- ancient Keepers
Flame Leviathan
Flame Leviathan is the first major raid encounter.
The battle prominently uses vehicles.
XT-002 Deconstructor
XT-002 Deconstructor is a large Titan construct encountered early in Ulduar.
Assembly of Iron
The:
is a multi-boss encounter involving powerful Titan-forged enemies.
Kologarn
Kologarn is a massive guardian blocking deeper access to the complex.
Auriaya
Auriaya guards areas deeper within Ulduar.
Titan Keepers
Important Keepers include:
Each Keeper has their own major encounter.
Hodir
Hodir is associated with frost and also connects to the:
Thorim
Thorim is a powerful Titan Keeper associated with storms and the Storm Peaks storyline.
Freya
Freya is connected to life and nature.
Mimiron
Mimiron is associated with technology, machines and engineering.
General Vezax
General Vezax serves the corruption deeper within Ulduar.
Yogg-Saron
Yogg-Saron is the primary evil imprisoned beneath the complex.
Its corruption has influenced the Titan Keepers and surrounding areas.
Algalon the Observer
Algalon the Observer is a special encounter connected to the Titans' judgment of Azeroth.
Hard Modes
Ulduar became famous for encounter-based hard modes.
Instead of simply selecting a difficulty menu, players trigger harder versions of encounters through specific actions.
Loot
Ulduar provides:
- raid armor
- weapons
- trinkets
- high-level equipment
- hard-mode rewards
Ulduar and Titan Lore
Ulduar reveals major information about:
- Titans
- Old Gods
- Titan Keepers
- origins of mortal races
- Azeroth's ancient history
Playerbots in Ulduar
On the Shadowmourne Realm, Ulduar may be attempted with Playerbots depending on group setup and encounter behavior.
Positioning and mechanics can be especially important.
See Playerbot Raid Guide.
Ulduar on FrozenThrone
Ulduar is one of the defining raid experiences of the Wrath era on FrozenThrone.