Devilsaur Tooth

Devilsaur Tooth (Primal Instinct in Classic Era) was changed in WoW Forever: proc chance reduced from 101% to 100%, effect values changed, tooltip now says "Reduces the Mana cost of your next Revive Pet cast within 30 sec by 100%.", buff text now says "Mana cost of Revive Pet reduced by 100%.", duration unlimited to 30 sec, and 2 more changes. 100 yd range, instant cast. It is the Use effect of a Trinket item the client lists without its name or tooltip. Full tooltip comparison with Classic Era below.

Devilsaur Tooth 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

Primal Instinct

Physical school

100 yd range · Instant

Your pet's next attack is guaranteed to critically strike if that attack is capable of striking critically.

Next attack is a guaranteed critical.

Forever Oct 22, 2026

Devilsaur Tooth

Physical school

100 yd range · Instant

Reduces the Mana cost of your next Revive Pet cast within 30 sec by 100%.

Mana cost of Revive Pet reduced by 100%.

changed value added in Forever removed in Forever

Also changed behind the tooltip: the displayed icon was reassigned, and 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
auraDescription	Next attack is a guaranteed critical.	Mana cost of Revive Pet reduced by $s1%.
description	Your pet's next attack is guaranteed to critically strike if that attack is capable of striking critically.	Reduces the Mana cost of your next Revive Pet cast within $d by $s1%.
durationIndex	21	9
durationMs	-1	30000
effects	[ { "amplitude": 0, "aura": 52, "auraPeriod": 0, "basePoints": 99, "chainAmplitude": 1, "chainTargets": 0, "dieSides": 1, "effect": 6, "index": 0, "miscValue": [ 0, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]	[ { "amplitude": 0, "aura": 108, "auraPeriod": 0, "basePoints": -100, "chainAmplitude": 1, "chainTargets": 0, "effect": 6, "index": 0, "miscValue": [ 14, 0 ], "pointsPerResource": 0, "realPointsPerLevel": 0, "triggerSpell": 0, "variance": 0 } ]
iconFileId	132193	133724
name	Primal Instinct	Devilsaur Tooth
procChance	101	100

Devilsaur Tooth changes between Forever builds

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

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

Questions about Devilsaur Tooth

Was Devilsaur Tooth nerfed in WoW Forever?

Devilsaur Tooth is listed as changed, not nerfed or buffed: no cast time, cost, cooldown or range moved in WoW Forever compared with Classic Era. What changed: proc chance reduced from 101% to 100%, effect values changed, tooltip now says "Reduces the Mana cost of your next Revive Pet cast within 30 sec by 100%.", buff text now says "Mana cost of Revive Pet reduced by 100%.", duration unlimited to 30 sec, and 2 more changes.

What changed for Devilsaur Tooth in WoW Forever?

Proc chance reduced from 101% to 100%, effect values changed, tooltip now says "Reduces the Mana cost of your next Revive Pet cast within 30 sec by 100%.", buff text now says "Mana cost of Revive Pet reduced by 100%.", duration unlimited to 30 sec, and 2 more changes. The Classic Era and WoW Forever tooltips are shown side by side on this page.

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