Spells /Cataclysm

Spell · Warlock · Destruction · Physical · Ranks 1-3

Cataclysm

Cataclysm, a Warlock Destruction ability, was changed in WoW Forever: Rank 1 "Reduces the Mana cost of your Destruction spells by 1%" in Classic Era, 10% in Forever. 3 of 3 ranks differ from Classic Era. Pick any rank to compare its tooltip with Classic Era.

Granted by the Warlock talent Cataclysm. This is the spell it teaches; the talent's own change is on its page.

Spell · Physical · Rank 1 changed

Cataclysm tooltip: Classic Era vs WoW Forever

The same tooltip players see in-game, side by side, with each changed line marked.

Change rank

of 3

Classic Era Sep 29, 2026

Cataclysm

Rank 1 · Physical school

Reduces the Mana cost of your Destruction spells by 1%.

Forever Oct 22, 2026

Cataclysm

Physical school

Reduces the Mana cost of your Destruction spells by 10%.

changed value added in Forever removed in Forever

Raw field diff every changed column

Field	Classic Era	Forever
effects	[ { "amplitude": 0, "aura": 108, "auraPeriod": 0, "basePoints": -2, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 14, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]	[ { "amplitude": 0, "aura": 108, "auraPeriod": 0, "basePoints": -10, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 14, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]
subtext	Rank 1	none

See every changed record in the Oct 22, 2026 build →

Spell · Physical · Rank 2 changed

Cataclysm (Rank 2) tooltip: Classic Era vs WoW Forever

Classic Era rank 2 beside the talent's Forever spell at rank 2, changes marked.

Change rank

of 3

Classic Era Sep 29, 2026

Cataclysm

Rank 2 · Physical school

Reduces the Mana cost of your Destruction spells by 2%.

Forever Oct 22, 2026

Cataclysm

Physical school

Reduces the Mana cost of your Destruction spells by 6%.

Shown at rank 2 of 3.

changed value added in Forever removed in Forever

See every changed record in the Oct 22, 2026 build →

Spell · Physical · Rank 3 changed

Cataclysm (Rank 3) tooltip: Classic Era vs WoW Forever

Classic Era rank 3 beside the talent's Forever spell at rank 3, changes marked.

Change rank

of 3

Classic Era Sep 29, 2026

Cataclysm

Rank 3 · Physical school

Reduces the Mana cost of your Destruction spells by 3%.

Forever Oct 22, 2026

Cataclysm

Physical school

Reduces the Mana cost of your Destruction spells by 10%.

Shown at rank 3 of 3.

changed value added in Forever removed in Forever

See every changed record in the Oct 22, 2026 build →

What changed for Cataclysm in WoW Forever

Rank 1 changed "Reduces the Mana cost of your Destruction spells by 1%" in Classic Era, 10% in Forever, rank text Rank 1 to none
Rank 2 changed rank 2 of the talent's one WoW Forever spell; it now reads "Reduces the Mana cost of your Destruction spells by 6%."
Rank 3 changed rank 3 of the talent's one WoW Forever spell; it now reads "Reduces the Mana cost of your Destruction spells by 10%."

Cataclysm changes between Forever builds

Differs from Classic Era in every Forever build since Sep 16, 2026

Related to Cataclysm

Questions about Cataclysm

Was Cataclysm nerfed in WoW Forever?

Cataclysm is listed as changed, not nerfed or buffed: no cast time, cost, cooldown or range moved in WoW Forever compared with Classic Era. The change is to its effect values. Rank 1: "Reduces the Mana cost of your Destruction spells by 1%" in Classic Era, 10% in Forever.

What changed for Cataclysm in WoW Forever?

Rank 1: "Reduces the Mana cost of your Destruction spells by 1%" in Classic Era, 10% in Forever, rank text Rank 1 to none. Rank 2: rank 2 of the talent's one WoW Forever spell; it now reads "Reduces the Mana cost of your Destruction spells by 6%." Rank 3: rank 3 of the talent's one WoW Forever spell; it now reads "Reduces the Mana cost of your Destruction spells by 10%." Each rank's Classic Era and WoW Forever tooltips are shown side by side on this page.

Which class gets Cataclysm in WoW Forever?

Cataclysm is a Warlock ability in WoW Forever, in the Destruction spellbook tab.

Read from the Oct 22, 2026 build (1.60.1.70532), compared against Classic Era Sep 29, 2026 (1.15.9.70003) ·synced Oct 22, 2026 · how we read this → · report a wrong value