Grimoire of Pestilence

Grimoire of Pestilence is unchanged in WoW Forever. Teaches Corruption (Rank 1).

Grimoire of Pestilence 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

Grimoire of Pestilence

Item Level 14

Book

Requires Level 14

Use: Teaches Corruption (Rank 1).

Sell Price: 3s 25c

Forever Oct 22, 2026

Grimoire of Pestilence

Item Level 14

Book

Requires Level 14

Use: Teaches Corruption (Rank 1).

Use: Corrupts the target, causing 40 Shadow damage over 12 sec.

Use: Learning

Sell Price: 3s 25c

changed value added in Forever removed in Forever

Raw field diff every changed column

Field	Classic Era	Forever
description	none	Teaches Corruption (Rank 1).
effects	[ { "categoryCooldownMs": -1, "charges": -1, "cooldownMs": -1, "spellId": 1107, "spellName": "Corruption", "trigger": 0 } ]	[ { "categoryCooldownMs": -1, "charges": 0, "cooldownMs": -1, "spellId": 172, "spellName": "Corruption", "trigger": 6 }, { "categoryCooldownMs": -1, "charges": -1, "cooldownMs": -1, "spellId": 402265, "spellName": "Learning", "trigger": 0 } ]

Grimoire of Pestilence changes between Forever builds

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

Related to Grimoire of Pestilence

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

Questions about Grimoire of Pestilence

Did Grimoire of Pestilence change in WoW Forever?

No. Grimoire of Pestilence is unchanged in WoW Forever: its Use text is the same as in Classic Era.

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