Thunderfury

Other versions of Thunderfury: all 4 versions · From Thunderfury, Blessed Blade of the Windseeker · #27648 · #468156

Thunderfury shows the same tooltip in WoW Forever as in Classic Era, but behind it the client changed the effect type on 1 of its 1 effect, and moved internal columns the tooltip does not show (baseLevel 63 to 0). The client does not say what that changes in play. Anywhere range, instant cast.

Thunderfury tooltip: Classic Era vs WoW Forever

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

Classic Era Oct 27, 2026

Thunderfury

Nature school

Anywhere range · Instant

Requires level 63

Increases time between attacks by 20%.

Forever Oct 22, 2026

Thunderfury

Nature school

Anywhere range · Instant

Increases time between attacks by 20%.

changed value added in Forever removed in Forever

Both tooltips read the same. The client changed only data behind them: effects (not shown in a tooltip line). See the full field diff below for both values side by side.

Raw field diff every changed column

Field	Classic Era	Forever
baseLevel	63	0
effects	[ { "amplitude": 0, "aura": 138, "auraPeriod": 0, "basePoints": -21, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]	[ { "amplitude": 0, "aura": 319, "auraPeriod": 0, "basePoints": -20, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]

Thunderfury changes between Forever builds

Same tooltip as Classic Era in every Forever build since Sep 16, 2026

What triggers Thunderfury

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

Questions about Thunderfury

Did Thunderfury change in WoW Forever?

Not on the tooltip. Thunderfury shows the same tooltip in WoW Forever as in Classic Era; behind it the client changed the effect type on 1 of its 1 effect, and moved internal columns the tooltip does not show (baseLevel 63 to 0).

Read from the Oct 22, 2026 build (1.60.1.70532), compared against Classic Era Oct 27, 2026 (1.15.9.70576) ·synced Oct 27, 2026 · how we read this → · report a wrong value