WoW Forever talent calculator
Spells / Slow
Spell · Nature · Rank 1 same tooltip

Slow

Other versions of Slow: all 3 versions · Rank 2 · From Tome of Flamestrike III, Rank 2

Slow shows the same tooltip in WoW Forever as in Classic Era, but behind it the client changed the effect type on 1 of its 2 effects, and moved internal columns the tooltip does not show (baseLevel 28 to 0). The client does not say what that changes in play. 140 Mana, 30 yd range, instant cast, 10 sec cooldown.

Slow 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
Slow
Rank 1 · Nature school
140 Mana · 30 yd range · Instant · 10 sec cooldown
Requires level 28
Slows the enemy's movement by 150% and their attack speed by 35% for 10 sec.

Reduces movement by 150% and attack speed by 35%.
Forever Oct 22, 2026
Slow
Rank 1 · Nature school
140 Mana · 30 yd range · Instant · 10 sec cooldown
Slows the enemy's movement by 150% and their attack speed by 35% for 10 sec.

Reduces movement by 150% and attack speed by 35%.
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 28 0
effects [ { "amplitude": 0, "aura": 138, "auraPeriod": 0, "basePoints": -36, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 33, "auraPeriod": 0, "basePoints": -151, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 1, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ] [ { "amplitude": 0, "aura": 319, "auraPeriod": 0, "basePoints": -35, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 }, { "amplitude": 0, "aura": 33, "auraPeriod": 0, "basePoints": -150, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 1, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]

Slow changes between Forever builds

Items with Slow

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

Questions about Slow

Did Slow change in WoW Forever?

Not on the tooltip. Slow shows the same tooltip in WoW Forever as in Classic Era; behind it the client changed the effect type on 1 of its 2 effects, and moved internal columns the tooltip does not show (baseLevel 28 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