ESODecoded

Rune Prison

Sorcerer · Dark Magic · Active — base skill and all 2 morphs, exact values.

data retrieved 2026-08-23 · datamined via UESP

At a glance

Class / categorySorcerer
Skill lineDark Magic
Skill typeActive
Morphs2
Base cost3510 Magicka
Unlocks atLevel 20

Base skill & morphs

BASE Rune Prison3510 Magicka · unlocks lvl 20

Imprison an enemy in a constricting sphere of dark magic. After a short duration they are stunned for 3 seconds. This stun cannot be blocked.

MORPH Defensive Rune3510 Magicka · unlocks lvl 20

Place a rune of protection on yourself for 2 minutes. While active, the next enemy to attack you is imprisoned in a constricting sphere of dark magic, stunning them after a short delay for 3 seconds. This stun cannot be blocked.

MORPH Rune Cage3510 Magicka · unlocks lvl 20

Imprison an enemy in a constricting sphere of dark magic. After a short duration they are stunned for 3 seconds. Deals 1799 Magic Damage if the stun lasts the full duration. This stun cannot be blocked.

Morph differences

What each morph changes relative to the base skill — exact datamined text only, no recommendation of which to pick.

Rune Prison BASE

Imprison an enemy in a constricting sphere of dark magic. After a short duration they are stunned for 3 seconds. This stun cannot be blocked.

Defensive Rune MORPH

Changes vs base: Place a rune of protection on yourself for 2 minutes. While active, the next enemy to attack you is imprisoned in a constricting sphere of dark magic, stunning them after a short delay for 3 seconds.

Rune Cage MORPH

Changes vs base: Deals 1799 Magic Damage if the stun lasts the full duration.

Champion Points that modify Rune Prison (4)

Matched by us from the datamined text on both sides — the star's own condition and this skill's own damage — not a relationship the game ships. Universal stars (Precision, Piercing, Fighting Finesse, Backstabber) apply to every damaging ability and are left out on purpose.

StarWhenThe star saysMatches because this skill…
Master-at-Armsonly while slotteddamage done with direct damage attacksdeals direct damage
Deadly Aimonly while slotteddamage done with single target attackshits a single target
War Magealways activeWeapon and Spell Damage to Magical attacksdeals Magic Damage (Magical)
Wrathful Strikesonly while slottedWeapon and Spell Damage to your damaging abilitiesdeals damage

FAQ

What are the morphs of Rune Prison?

Rune Prison has 2 morphs: Defensive Rune, Rune Cage.

What's the difference between the Rune Prison morphs?

Defensive Rune: Place a rune of protection on yourself for 2 minutes. While active, the next enemy to attack you is imprisoned in a constricting sphere of dark magic, stunning them after a short delay for 3 seconds.

Rune Cage: Deals 1799 Magic Damage if the stun lasts the full duration.

How much does Rune Prison cost?

3510 Magicka.

Where does Rune Prison come from?

Sorcerer · Dark Magic skill line.