WoW News

Patch 12.1 Hotfixes for August 21st – Raid and Delve Fixes

Blizzard has posted hotfixes for today which includes raid and delve fixes, a fix for using the Coiled Isle portal and more!

This set of hotfixes includes:

The previously announced Altar of Fangs tuning

Delve bug fixes

Raid bug fixes for Vashnik, the Lost Explorers and Ula'tek

A fix for using the Coiled Isle portal on alts.

... and more!

August 21, 2026

Delves

Phantasmal Spore Toxin and Frostheart Venom will now properly be removed when leaving the delve.

Illusory Deceit no longer incorrectly scales the number of Twilight Illusions based on the number of players during Infiltrator Gulkat’s encounter in The Darkway.

Players may now only pick up and carry one Oddball Ingredient at a time.

Dungeons and Raids

Altar of Fangs

Ravenous Descendant’s Ravenous now grants 10% attack speed per stack (was 20%), and movement speed reduced by 20%.

Twinfang Harrower’s Paralyzing Shots initial damage reduced by 50%.

Venom Leech’s Septic Spatter no longer creates a puddle at the leech’s corpse location.

Ritual Chieftain’s Blood Sacrifice absorb reduced by 10%.

Caustic Mist Totem’s Unstable Totem damage reduced by 10%.

High Evolutionist’s Evolve cooldown increased, Envenom cast time increased to 3 seconds (was 2.5 seconds), and Mass Envenom cast time increased to 3.5 seconds (was 2.5 seconds).

Bloodletter’s Bloodletting now procs less frequently.

Ascendant Serpent health reduced by 10%.

Rav’i

Feeding Frenzy no longer increases the rate of Messy Eater and Carrion Burst.

Fresh Meat piles now display a warning visual when Rav’i is close enough to eat from them.

Hydrastrike damage reduced by 33%.

Zul’jan

The initial cast of Ritual of the Fang now occurs a few seconds later in the encounter.

Ritual of the Fang cast time increased to 5 seconds (was 4 seconds).

Fang Empowered damage reduced by 20%.

The Venomous Abyss

Vashnik the Malignant

Reduced target scaling for Adaptive infection to be less punishing for larger group sizes.

Fixed an issue causing Thinned Blood to be cast on non-mythic difficulties.

The Lost Explorers

Resolved an issue causing Final Ascension to inflict less damage than intended.

Ula’tek

Adjusted the Caustic Waves from the Gore Rattler so they remain above the floor of the main platform.

The tooltip for Ula’tek’s Volatile Purge no longer contains an error.

Housing

Previewing decor in the Decor Catalog will now show accurate Voidlight Marl prices for decor sold by Silvermoon’s Disguised Decor Duel Vendor.

Items

Hex Lord’s Dooming Idol - Hex Lord’s Doom stacks are no longer removed upon ending a Mythic+ boss encounter.

Prey

Fixed an issue that prevented alts from being able to access the Prey portal between Silvermoon and The Coiled Isle.

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