Fulminating Rune is an Arcanist Skill, found in the Herald of the Tome skill line.
Base Skill: The Imperfect Ring
|COST DETERMINED BY LOWEST MAX RESOURCE |
Summon an explosive rune under an enemy that etches foes nearby with scrawled glyphs, dealing 4642 Magic Damage over 20 seconds. The rune lingers on the initial target for 6 seconds before detonating, dealing 1438 Frost Damage to enemies within 7 meters. Rune detonation cannot be primed with Fulminating Rune again for 6 seconds. Up to 3 allies near the initial target can activate the Runebreak synergy, dealing 2698 Frost Damage to enemies within 7 meters.
Fulminating Rune is a morph of The Imperfect Ring base skill. The other morph is Rune of Displacement.