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Ulduar

Yogg-Saron

Boss #13
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Strategy Guide

FIGHT OVERVIEW
  • The fight has 3 phases.

  • During the fight some mechanics lower your sanity. This is a new resource that you must keep above 0 to avoid being MC'd.

Thanks to Kats & Layria for her careful work as copy editor for the English texts.

The Keepers

Each keeper if active gives you a permanent buff and has a special ability that will help you in the fight.

Freya
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Sanity Well

A zone restoring your sanity to full and reducing damage taken by 50% while standing in it.

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Resilience of Nature
Permanent Buff

Raid wide 10% damage done and 20% healing buff.

Mimiron
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Destabilization Matrix

Reduces a random enemy add's attack speed by 100% and cast speed by 30% for 30 seconds.

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Speed of Invention
Permanent Buff

Raid wide 10% damage done and 20% move speed buff.

Hodir
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Hodir's Protective Gaze

A cheat death on a random player when a death would happen. Puts the player in an ice block for 10 seconds.


It takes time to recharge.

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Fortitude of Frost
Permanent Buff

Raid Wide 10% damage done and 20% reduced damage taken.

Thorim
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Titanic Storm
Phase 3 Mechanism

An execute ability. Only this can kill the adds in P3.

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Fury of the Storm
Permanent Buff

Raid wide 10% damage done and 20% HP buff.

Freya
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Sanity Well

A zone restoring your sanity to full and reducing damage taken by 50% while standing in it.

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Resilience of Nature
Permanent Buff

Raid wide 10% damage done and 20% healing buff.

Hodir
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Hodir's Protective Gaze

A cheat death on a random player when a death would happen. Puts the player in an ice block for 10 seconds.


It takes time to recharge.

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Fortitude of Frost
Permanent Buff

Raid Wide 10% damage done and 20% reduced damage taken.

Mimiron
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Destabilization Matrix

Reduces a random enemy add's attack speed by 100% and cast speed by 30% for 30 seconds.

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Speed of Invention
Permanent Buff

Raid wide 10% damage done and 20% move speed buff.

Thorim
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Titanic Storm
Phase 3 Mechanism

An execute ability. Only this can kill the adds in P3.

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Fury of the Storm
Permanent Buff

Raid wide 10% damage done and 20% HP buff.

Phase 1

Your goal is to reduce Sara's Life by killing the guardians near her.

EVERYONE

DO NOT WALK INTO THE CLOUDS.

KILL ALL THE ADDS THAT SPAWN.

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Boil Ominously
Add Spawn Mechanism

Every 20 seconds or so, or if a player hits a cloud, an add spawns that must be killed.


Your goal in this phase is to spawn 8 guardians which will be used to reduce Sara's Life. Be careful because the adds are fairly dangerous.

EVERYONE

KILL THEM NEAR SARA !

WATCH OUT FOR THE

ADDS' DEATH.

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Shadow Nova
Upon Death Explosion

Adds explode in a 15 yards AoE upon death. Use this to reduce Sara's Life.

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Sanity
New Resource

For the whole fight, each character has a sanity resource. If it reaches 0, they get Mind Controlled by the boss and inflicts 100% damage as well as gaining 300% HP.


Never get MC'ed. If anyone gets MC'ed, focus them down quickly.

Guardian of Yogg-Saron
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Dominate Mind
Instant Cast

A purgeable/dispellable MC on random players for 10 seconds.

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Dark Volley

An interruptible shadow bolt that also applies a 25% healing done debuff for 10 seconds.

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Shadow Nova
Upon Death Explosion

Adds explode in a 15 yards AoE upon death. Watch out.

Sara
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Sara's Fervor
15s Debuff

For 15 seconds, 20% damage done on a random player, but they also take 100% more damage.


Be careful when you have this debuff.

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Sara's Blessing
20s DoT

Heals a player on application but inflicts a DoT for the next 20 seconds.

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Sanity
New Resource

For the whole fight, each character has a sanity resource. If it reaches 0, they get Mind Controlled by the boss and inflicts 100% damage as well as gaining 300% HP.


Never get MC'ed. If anyone gets MC'ed, focus them down quickly.

Sara
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Sara's Fervor
15s Debuff

For 15 seconds, 20% damage done on a random player, but they also take 100% more damage.


Be careful when you have this debuff.

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Sara's Blessing
20s DoT

Heals a player on application but inflicts a DoT for the next 20 seconds.

Guardian of Yogg-Saron
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Dominate Mind
Instant Cast

A purgeable/dispellable MC on random players for 10 seconds.

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Dark Volley

An interruptible shadow bolt that also applies a 25% healing done debuff for 10 seconds.

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Shadow Nova
Upon Death Explosion

Adds explode in a 15 yards AoE upon death. Watch out.

Phase 2 - Brain Room

Enter the portal (one time usage) when they spawn around Yogg-Saron to make your way to its brain and get it down to 30%, starting P3.

ASSIGNED PLAYERS

TAKE THE PORTAL WHEN THEY

SPAWN AND KILL ALL THE TENTACLES

THEN DPS THE BOSS. EXIT BEFORE

THE CAST ENDS OR YOU DIE.

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Induce Madness
Time Limited Phase

You have 1 minute after the portal spawn to kill all the Influence Tentacle inside the world the portal lead you to, opening a way to Yogg-Saron's brain.


Inflict as much damage as you can to the brain, if you make it to 30%, you enter Phase 3.


At the end of the Induce Madness cast, any player still in the Brain Room is mind controlled. Take the portal before that to exit!

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Lunatic Gaze

Zaps any player facing them, inflicting damage and removing 2% of their sanity every second.

Brain of Yogg-Saron
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Induce Madness
1 Minute One Shot

A 1 minute cast that MCs any player left in the brain room at the end. Exit the room with a portal there before the cast ends.

Influence Tentacle
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Grim Reprisal
Permanent Aura

Reflect 60% of the damage taken.

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Lunatic Gaze

Zaps any player facing them, inflicting damage and removing 2% of their sanity every second.

Influence Tentacle
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Grim Reprisal
Permanent Aura

Reflect 60% of the damage taken.

Brain of Yogg-Saron
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Induce Madness
1 Minute One Shot

A 1 minute cast that MCs any player left in the brain room at the end. Exit the room with a portal there before the cast ends.

Phase 2 - Upper

Kill all the adds until the "Brain team" brings Yogg-Saron down.

DEBUFFED PLAYERS

FIND YOUR MATE

AND STICK WITH THEM

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Brain Link
1.5s Cast

For 30 seconds, two random players get linked. If they are more than 20 yards apart, they lose 2% every sec.


Stay close to each others.

EVERYONE

DODGE THE BEAMS

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Death Ray
Damage Beam

4 green beams coming out of Sara, inflicting deadly damage to anyone hit.


Don't stay near them.

Sara
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Malady of the Mind
Spreading Fear

Fears a random player for 4 seconds. Anyone in a 10 yards radius when the fear expires also get featured for 4s, propagating the fear once again upon expiration.


Fears also reduce sanity by 3%. Stay away from feared players.

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Psychosis
3s Cast

Blast a random target and reduce their sanity by 12%.

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Brain Link
1.5s Cast

For 9 seconds, two random players get linked. If they are more than 20 yards apart, they lose sanity quickly and take damage.


Stay close to each other.

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Death Ray
Damage Beam

Green beam coming out of Sara, inflicting deadly damage to anyone hit.


They fixate and follow a random player.

Crusher Tentacle
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Diminish Power
Infinite Channel

When these tentacles don't have a target in melee, they reduce damage of the whole raid by 20%.


Any melee attack interrupts this channel.

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Crush
Frontal Tank Attack

Frontal attack that inflicts damage.

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Focused Anger
Permanent Buff

Gains attack speed and damage done every time it's hit.


Don't do anything about it. Yet, the add will eventually hit harder.

Constrictor Tentacle
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Squeeze
Until Death CC

Grabs a random player and don't release them until they are free.


Spot heal quickly and make sure all the DPS available is funneled to that tentacle.


Players affected can still attack and cast spells. Using Immunities will free you and the tentacle will despawn.

Corruptor Tentacle
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Draining Poison
Mana Draining Hot

A dispellable poison inflicting damage and draining mana.

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Black Plague
Lost Control Disease

A dispellable disease that applies a 2s stun randomly to the affected player.

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Apathy
Haste Magic Debuff

A dispellable Magic debuff that reduces 60% haste and movement for 20 seconds.

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Curse of Doom
Decursable Curse

A dispellable curse that inflicts heavy damage after 12 seconds.

Sara
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Malady of the Mind
Spreading Fear

Fears a random player for 4 seconds. Anyone in a 10 yards radius when the fear expires also get featured for 4s, propagating the fear once again upon expiration.


Fears also reduce sanity by 3%. Stay away from feared players.

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Psychosis
3s Cast

Blast a random target and reduce their sanity by 12%.

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Brain Link
1.5s Cast

For 9 seconds, two random players get linked. If they are more than 20 yards apart, they lose sanity quickly and take damage.


Stay close to each other.

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Death Ray
Damage Beam

Green beam coming out of Sara, inflicting deadly damage to anyone hit.


They fixate and follow a random player.

Constrictor Tentacle
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Squeeze
Until Death CC

Grabs a random player and don't release them until they are free.


Spot heal quickly and make sure all the DPS available is funneled to that tentacle.


Players affected can still attack and cast spells. Using Immunities will free you and the tentacle will despawn.

Crusher Tentacle
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Diminish Power
Infinite Channel

When these tentacles don't have a target in melee, they reduce damage of the whole raid by 20%.


Any melee attack interrupts this channel.

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Crush
Frontal Tank Attack

Frontal attack that inflicts damage.

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Focused Anger
Permanent Buff

Gains attack speed and damage done every time it's hit.


Don't do anything about it. Yet, the add will eventually hit harder.

Corruptor Tentacle
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Draining Poison
Mana Draining Hot

A dispellable poison inflicting damage and draining mana.

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Black Plague
Lost Control Disease

A dispellable disease that applies a 2s stun randomly to the affected player.

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Apathy
Haste Magic Debuff

A dispellable Magic debuff that reduces 60% haste and movement for 20 seconds.

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Curse of Doom
Decursable Curse

A dispellable curse that inflicts heavy damage after 12 seconds.

Phase 3

Finish off Yogg-Saron while dealing cleaving the adds before you get overwhelmed.

EVERYONE

WHENEVER THE BOSS CHANNELS

THIS ABILITY, LOOK AWAY OR YOU

WILL LOOSE A LOT OF SANITY.

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Lunatic Gaze
4s Channel

Cast every 12 seconds. While the channel is active, all players must look away from the boss, or they will lose 4% sanity every second and take damage.

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Empowering Shadows
20s Healing Aura

Several adds gets buffed. For 20 seconds, it will heal itself and all the 20 yards nearby adds.


Buff will always focus the adds with the lowest health.

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Drain Life
5s Channel

Immortal Guardian will try to recover his health. It has to be interrupted.


You can assign your Tank to deal with this.

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Empowered
Damage Amplifier

The higher in health an add is, the more damage it deals. Adds spawn with 9 stacks and will drop 1 stack every 10% of his health removed.


You might want to use defensives when a new add joins the fight since it will hit harder for a while.

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Empowering Shadows
20s Healing Aura

Several adds gets buffed. For 20 seconds, it will heal itself and all the 20 yards nearby adds.


Buff will always focus the adds with the lowest health.

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Empowered
Damage Amplifier

The higher in health an add is, the more damage it deals. Adds spawn with 9 stacks and will drop 1 stack every 10% of his health removed.


You might want to use defensives when a new add joins the fight since it will hit harder for a while.

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Drain Life
5s Channel

Immortal Guardian will try to recover his health. It has to be interrupted.


You can assign your Tank to deal with this.

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Yogg-Saron
AVAILABLE ANALYSIS
- Sanity lost
- Brain Link damage
- Time to kill tentacles
- Hard Mode support
- Potions usage
- Many more insights