Knock

2nd-level Transmutation

System Reference Document 5.2 (D&D 2024) · Content reviewed 2026-07-11

Knock is a 2nd-level transmutation spell in D&D 5e (2024). A target that is held shut by a mundane lock or that is stuck or barred becomes unlocked, unstuck, or unbarred. If the object has multiple locks, only one of them is unlocked. If the target is held shut by Arcane Lock, that spell is suppressed for 10 minutes…

Casting Time
1 action
Range
60 feet
Components
V
Duration
Instantaneous
Classes
Bard, Sorcerer, Wizard

A target that is held shut by a mundane lock or that is stuck or barred becomes unlocked, unstuck, or unbarred. If the object has multiple locks, only one of them is unlocked. If the target is held shut by Arcane Lock, that spell is suppressed for 10 minutes, during which time the target can be opened and closed. When you cast the spell, a loud knock, audible up to 300 feet away, emanates from the target.

Common questions

What level is Knock?

Knock is a 2nd-level transmutation spell in the 2024 D&D rules.

What is the casting time of Knock?

Knock has a casting time of 1 action, with a range of 60 feet.

Does Knock require concentration?

No. Knock does not require concentration.

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Portions of this product include material from the Systems Reference Document 5.2 and are licensed under the Creative Commons Attribution 4.0 International License, available at https://creativecommons.org/licenses/by/4.0/legalcode.

Licensed under Creative Commons Attribution 4.0 International (CC-BY-4.0).