Essence of Insanity

Essence of Insanity is an essence. It can only be obtained by using a Remnant of CorruptionRemnant of CorruptionStack Size: 9Corrupts the Essences trapping a monster, modifying them unpredictably
Right click this item then left click a monster trapped by Essences to corrupt them. Corrupted Essences cannot be modified again.
Shift click to unstack. on a group of monsters trapped by an Essence of Scorn, Envy, Misery or Dread of any level (the purple map-only essences). See here for more info.

Note: the Spectral Spirits skill summons 3 permanent floating skulls similar to Summon Raging SpiritsSummon Raging SpiritSpell, Minion, Duration, Fire
Level: (1-20)
Cost: (4-12) Mana
Cast Time: 0.50 secSummons a short-lived flaming skull that rushes at nearby enemies and attacks them rapidly. Enemies will not directly engage these spirits, and can pass through them.Per 1% Quality:1Superior2Anomalous3Divergent4Phantasmal1% increased Minion Movement SpeedMinions have 1% increased DurationMaximum 0.1 Summoned Raging SpiritsMinions can't be Damaged for 0.1 seconds after being SummonedBase duration is 5 seconds
Maximum 20 Summoned Raging Spirits
Minions gain 15% less Added Damage
Minions cannot Taunt EnemiesPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket., and can be supported by gems socketed in the weapon.

Slot	Name	Affix Type
Quiver	10% reduced Reflected Damage taken	Suffix
Helmet	Socketed Gems gain 50% of Physical Damage as extra Lightning Damage	Suffix
Body	Gain Onslaught for 3 seconds when Hit	Suffix
Boots	12% increased Movement speed while on Burning, Chilled or Shocked ground	Suffix
Gloves	Socketed Gems have 16% more Attack and Cast Speed	Suffix
Weapon	Triggers Level 20 Spectral Spirits when Equipped	Suffix
Belt	10% increased Movement Speed during any Flask Effect	Suffix
Amulet	10% chance to Recover 10% of Maximum Mana when you use a Skill	Suffix
Shield	10% chance to gain a Power Charge when you Block	Suffix

Version history

Version	Changes
3.1.0	When used on a belt, Essence of Insanity now grants 10% increased Movement Speed during any Flask effect, up from 5%. Raging SpiritsSummon Raging SpiritSpell, Minion, Duration, Fire Level: (1-20) Cost: (4-12) Mana Cast Time: 0.50 secSummons a short-lived flaming skull that rushes at nearby enemies and attacks them rapidly. Enemies will not directly engage these spirits, and can pass through them.Per 1% Quality:1Superior2Anomalous3Divergent4Phantasmal1% increased Minion Movement SpeedMinions have 1% increased DurationMaximum 0.1 Summoned Raging SpiritsMinions can't be Damaged for 0.1 seconds after being SummonedBase duration is 5 seconds Maximum 20 Summoned Raging Spirits Minions gain 15% less Added Damage Minions cannot Taunt EnemiesPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket., Spiders created from Arakaali's Fang, and the spirit skulls from the Essence of InsanityEssence of InsanityStack Size: 9 Essence Tier: 8Upgrades a normal item to rare or reforges a rare item, guaranteeing one property Weapon: Triggers Level 20 Spectral Spirits when Equipped Gloves: Socketed Gems have 16% more Attack and Cast Speed Boots: 70% increased Mana Regeneration Rate while Shocked Body Armour: You gain Onslaught for 6 seconds when Hit Helmet: Socketed Gems gain 50% of Physical Damage as extra Lightning Damage Shield: 25% chance to gain a Power Charge when you Block Quiver: Projectiles Pierce 2 additional Targets Amulet: 10% chance to Recover 10% of Mana when you use a Skill Ring: You and your Minions take 40% reduced Reflected Damage Belt: 10% increased Movement Speed during any Flask EffectRight click this item then left click a normal or rare item to apply it. Shift click to unstack. can no longer taunt their enemies.
2.5.0	The gloves mod from Essence of Insanity now grant "Socketed gems have 16% More Attack and Cast Speed" (down from 20%). Existing items will not be changed.
2.4.0	Introduced to the game.