Codex of Sleep

Codex of Sleep is unchanged in WoW Forever. Teaches Sleep (Rank 1).

Codex of Sleep 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

Codex of Sleep

Item Level 6

Book

Requires Level 6

Use: Teaches Sleep (Rank 1).

Sell Price: 50c

Forever Oct 22, 2026

Codex of Sleep

Item Level 6

Book

Requires Level 6

Use: Teaches Sleep (Rank 1).

Use: Puts the enemy target to sleep for up to 20 sec. Any damage caused will awaken the target. Only one target can be asleep at a time.

Use: Learning

Sell Price: 50c

changed value added in Forever removed in Forever

Raw field diff every changed column

Field	Classic Era	Forever
description	none	Teaches Sleep (Rank 1).
effects	[ { "categoryCooldownMs": -1, "charges": -1, "cooldownMs": -1, "spellId": 726, "spellName": "Sleep", "trigger": 0 } ]	[ { "categoryCooldownMs": -1, "charges": 0, "cooldownMs": -1, "spellId": 700, "spellName": "Sleep", "trigger": 6 }, { "categoryCooldownMs": -1, "charges": -1, "cooldownMs": -1, "spellId": 402265, "spellName": "Learning", "trigger": 0 } ]

Codex of Sleep changes between Forever builds

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

Related to Codex of Sleep

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

Questions about Codex of Sleep

Did Codex of Sleep change in WoW Forever?

No. Codex of Sleep 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