Polymorph: Cow

Polymorph: Cow, a Mage Arcane ability, shows the same tooltip in WoW Forever as in Classic Era, but behind it the client changed effect parameters the tooltip never prints on 1 of its 3 effects. The client does not say what that changes in play. 150 Mana, 30 yd range, 1.5 sec cast, requires level 60.

Polymorph: Cow 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

Polymorph: Cow

Arcane school

150 Mana · 30 yd range · 1.5 sec cast

Requires level 60

Transforms the enemy into a cow, forcing it to wander around for up to 50 sec. While wandering, the cow cannot attack or cast spells but will regenerate very quickly. Any damage will transform the target back into its normal form. Only one target can be polymorphed at a time. Only works on Beasts, Humanoids and Critters.

Cannot attack or cast spells. Increased regeneration.

Forever Oct 22, 2026

Polymorph: Cow

Arcane school

150 Mana · 30 yd range · 1.5 sec cast

Requires level 60

Cannot attack or cast spells. Increased regeneration.

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
effects	[ { "amplitude": 0, "aura": 5, "auraPeriod": 0, "basePoints": -1, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 56, "auraPeriod": 0, "basePoints": 0, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 0, "effect": 6, "index": 1, "miscValue": [ 16779, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 0, "auraPeriod": 0, "basePoints": 9, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 108, "index": 2, "miscValue": [ 21, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]	[ { "amplitude": 0, "aura": 5, "auraPeriod": 0, "basePoints": 0, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 56, "auraPeriod": 0, "basePoints": 0, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 1, "miscValue": [ 16779, 9 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 0, "auraPeriod": 0, "basePoints": 10, "chainAmplitude": 1, "chainTargets": 0, "effect": 108, "index": 2, "miscValue": [ 21, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]

Polymorph: Cow changes between Forever builds

In the Oct 8, 2026 build (vs Oct 7, 2026): changed changed effect parameters the tooltip never prints on 1 of its 3 effects

Related to Polymorph: Cow

Talents that affect Polymorph: Cow

Items with Polymorph: Cow

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

Questions about Polymorph: Cow

Did Polymorph: Cow change in WoW Forever?

Not on the tooltip. Polymorph: Cow shows the same tooltip in WoW Forever as in Classic Era; behind it the client changed effect parameters the tooltip never prints on 1 of its 3 effects.

Which class gets Polymorph: Cow in WoW Forever?

Polymorph: Cow is a Mage ability in WoW Forever, in the Arcane spellbook tab.

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