Arcane Subtlety

Arcane Subtlety was changed in WoW Forever: 2 ranks differ from Classic Era. Rank 1: instant cast, requires level 1 (required level increased from 0 to 1, updated effects and rank text). Pick any rank to compare its tooltip with Classic Era.

Granted by the Mage talent Arcane Subtlety. This is the spell it teaches; the talent's own change is on its page.

Spell · Arcane · Rank 1 changed

Arcane Subtlety was changed in WoW Forever: required level increased from 0 to 1, updated effects and rank text. Now instant cast, requires level 1. Full tooltip comparison with Classic Era below.

Arcane Subtlety tooltip: Classic Era vs WoW Forever

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

Classic Era 1.15.9.69722

Arcane Subtlety

Rank 1 · Arcane school

Instant

Reduces your target's resistance to all your spells by 5 and reduces the threat caused by your Arcane spells by 20%.

Forever 1.60.1.69893

Arcane Subtlety

Arcane school

Instant

Requires level 1

Reduces your target's resistance to all your spells by 15 and reduces the threat caused by your Arcane spells by 30%.

changed value added in Forever removed in Forever

Also changed behind the tooltip: effects (not shown in a tooltip line). See the full field diff below for both values side by side.

Change rank

of 2

Raw field diff every changed column

Field	Classic Era	Forever
baseLevel	0	1
durationIndex	21	0
effects	[ { "amplitude": 0, "aura": 10, "auraPeriod": 0, "basePoints": -21, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 64, 0 ], "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 123, "auraPeriod": 0, "basePoints": -6, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 1, "miscValue": [ 126, 0 ], "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]	[ { "amplitude": 0, "aura": 108, "auraPeriod": 0, "basePoints": -30, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 2, 0 ], "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 123, "auraPeriod": 0, "basePoints": -15, "chainTargets": 0, "effect": 6, "index": 1, "miscValue": [ 126, 0 ], "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]
subtext	Rank 1	none

Arcane Subtlety change history by build

Build Compared to Change

1.60.1.69893 1.15.9.69722 4 fields

1.60.1.69876 1.15.9.69722 4 fields

See every changed record in 1.60.1.69893 →

Spell · Arcane · Rank 2 removed

Arcane Subtlety was removed in WoW Forever and only exists in Classic Era. Classic Era spell: instant cast.

Arcane Subtlety (Rank 2) tooltip in Classic Era

Present in Classic Era, gone in Forever. The last-known record is shown.

Classic Era 1.15.9.69722

Arcane Subtlety

Rank 2 · Arcane school

Instant

Reduces your target's resistance to all your spells by 10 and reduces the threat caused by your Arcane spells by 40%.

Change rank

of 2

Arcane Subtlety (Rank 2) change history by build

Build Compared to Change

1.60.1.69893 1.15.9.69722 removed

1.60.1.69876 1.15.9.69722 removed

See every removed record in 1.60.1.69893 →

Read from build 1.60.1.69893 , compared against Classic Era 1.15.9.69722·synced Sep 17, 2026·how we read this →