Keystone

A Keystone is a unique and powerful passive skill node that significantly impacts how a character is played. They are typically characterized by having stats that have both positive and negative effects.

Interactions

Interactions with unique items

Some unique items grant a keystone's effect without needing to have the keystone allocated in the passive tree. Allocating the keystone will not impart any additional benefits.

Some unique items have named stats which are similar to keystones that cannot be found on the passive tree:

IrongraspIrongrasp
Vagabond ArmourArmour: (134-167)
Evasion: (112-140)
Movement Speed: -4.0%Requires Level 16, 17 Str, 17 Dex(100-150)% increased Armour and Evasion
+(20-30) to Strength
+(100-150) to Stun Threshold
Iron Grip
Iron WillA power unknown aids your own.: Iron Grip
IrongraspIrongrasp
Vagabond ArmourArmour: (134-167)
Evasion: (112-140)
Movement Speed: -4.0%Requires Level 16, 17 Str, 17 Dex(100-150)% increased Armour and Evasion
+(20-30) to Strength
+(100-150) to Stun Threshold
Iron Grip
Iron WillA power unknown aids your own.: Iron Will
Mahuxotl's MachinationMahuxotl's Machination
Omen Crest ShieldShield
Chance to Block: 25%
Armour: (216-383)
Energy Shield: (82-145)
Movement Speed: -1.5%Requires Level 48, 30 Str, 30 IntGrants Skill: Raise Shield(333-666)% increased Armour and Energy Shield
(66-333)% increased effect of Socketed Soul Cores
Everlasting Sacrifice
Has 2 Augment Sockets (Hidden)The Banished Architect sought to employ the darkest secrets of the Vaal.: Everlasting Sacrifice

List of keystones

Name	Stats
Ancestral Bond	Unlimited number of Summoned Totems Totems reserve 75 Spirit each [1]
Avatar of Fire	75% of Damage Converted to Fire Damage Deal no Non-Fire Damage [1]
Blackflame Covenant	Fire Spells Convert 100% of Fire Damage to Chaos Damage Chaos Damage from Fire Spells Contributes to Flammability and Ignite Magnitudes Ignite inflicted with Fire Spells deals Chaos Damage instead of Fire Damage [1]
Blood Magic	You have no Mana Skill Mana Costs Converted to Life Costs [1]
Bulwark	Dodge Roll cannot Avoid Damage Take 30% less Damage from Hits while Dodge Rolling [1]
Chaos Inoculation	Maximum Life is 1 Immune to Chaos Damage and Bleeding [1]
Conduit	If you would gain a Charge, Allies in your Presence gain that Charge instead [1]
Crimson Assault	Bleeding you inflict is Aggravated Base Bleeding Duration is 1 second [1]
Dance with Death	25% more Skill Speed while Off Hand is empty and you have a One-Handed Martial Weapon equipped in your Main Hand [1]
Eldritch Battery	Converts all Energy Shield to Mana Doubles Mana Costs [1]
Elemental Equilibrium	Infusion Remnants you create are always a Random Element [1]
Eternal Youth	Life Recharges instead of Energy Shield 50% less Life Recovery from Flasks [1]
Giant's Blood	You can wield Two-Handed Axes, Maces and Swords in one hand Triple Attribute requirements of Martial Weapons Inherent Life granted by Strength is halved [1]
Glancing Blows	Chance to Evade is Unlucky Chance to Deflect is Lucky [1]
Heartstopper	Take 50% less Damage over Time if you've started taking Damage over Time in the past second Take 50% more Damage over Time if you haven't started taking Damage over Time in the past second [1]
Hollow Palm Technique	Can Attack as though using a Quarterstaff while both of your hand slots are empty Unarmed Attacks that would use your Quarterstaff's damage gain: • Physical damage based on their Skill Level • 1% more Attack Speed per 25 Item Evasion Rating on Equipped Armour Items • +0.1% to Critical Hit Chance per 10 Item Energy Shield on Equipped Armour Items [1]
Iron Reflexes	Converts all Evasion Rating to Armour [1]
Mind Over Matter	All Damage is taken from Mana before Life 50% less Mana Recovery Rate [1]
Necromantic Talisman	All bonuses from Equipped Amulet apply to your Minions instead of you [1]
Oasis	Cannot use Charms 30% more Recovery from Flasks [1]
Pain Attunement	30% less Critical Damage Bonus when on Full Life 30% more Critical Damage Bonus when on Low Life [1]
Resolute Technique	Accuracy Rating is Doubled Never deal Critical Hits [1]
Resonance	Gain Power Charges instead of Frenzy Charges Gain Frenzy Charges instead of Endurance Charges Gain Endurance Charges instead of Power Charges [1]
Ritual Cadence	Invocation Skills instead Trigger Spells every 2 seconds Invocation Skills cannot gain Energy while Triggering Spells Invoked Spells consume 50% less Energy [1]
Trusted Kinship	You can have two Companions of different types You have 30% less Defences Companions have +1 to each Defence for every 2 of that Defence you have [1]
Unwavering Stance	Cannot be Light Stunned Cannot Dodge Roll or Sprint [1]
Vaal Pact	Life Leech is Instant Cannot use Life Flasks [1]
Walker of the Wilds	Mana Leech recovers based on Elemental Damage Types instead of Physical Damage [1]
Whispers of Doom	You can apply an additional Curse Double Activation Delay of Curses [1]
Zealot's Oath	Excess Life Recovery from Regeneration is applied to Energy Shield Energy Shield does not Recharge [1]

List of Timeless Jewel keystones

Heroic TragedyHeroic Tragedy
Timeless JewelLimited to: 1 Historic
Radius: 1500Remembering (100-8000) songworthy deeds by the line of (Vorana-Medved-Olroth)
Passives in radius are Conquered by the Kalguur
HistoricThey believed themselves courageous and selfless,
but that bravery became the doom at their door.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket. will replace any keystone passives in radius based on the name on the jewel mod.

Undying HateUndying Hate
Timeless JewelLimited to: 1 Historic
Radius: Very LargeGlorifying the defilement of (79-30977) souls in tribute to (Amanamu-Ulaman-Kurgal-Tecrod-Kulemak)
Passives in radius are Conquered by the Abyssals
Desecration makes this item Unstable
Historic
<Can gain 0-4 custom Desecrated Modifiers> (Hidden)They believed themselves driven by necessity,
but that desperation made them monstrous.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
Can be Desecrated 4 Times.
Desecration makes the item unstable. will replace any keystone passives in radius based on the name on the jewel mod.

Version history

Version	Changes
0.3.0	Added a new Keystone Passive Skill to the north-west of the Monk starting location: Hollow Palm Technique. This Keystone allows you to use Quarterstaff attacks while unarmed and grants those attacks additional benefits while used unarmed. Added a new Keystone Passive Skill to the north-east of the Witch/Sorceress starting location: Ritual Cadence. This Keystone changes your Invocations to trigger skills every 2 seconds instead of all at once, but triggered skills consume less Energy. Added a new Keystone Passive Skill to the north-west of the Witch/Sorceress starting location: Blackflame Covenant. This Keystone converts Fire Damage to Chaos Damage, with this damage contributing to ignite chance and magnitude, and ignites inflicted with Fire Skills dealing Chaos Damage. Added a new Keystone Passive Skill to the east of the Monk's starting location: Walker of the Wilds. This Keystone causes Mana Leech to recover based on Elemental Damage Types instead of Physical Damage. The Acrobatics Keystone Passive Skill has been removed.
0.2.0	Added a new Crimson Assault Keystone Passive Skill to the south-east of the Ranger and Huntress' starting location. Crimson Assault causes Bleeding you inflict to be Aggravated, and Base Bleeding Duration to be 1 seconds. Added a new Trusted Kinship Keystone Passive Skill to the south-east of the Ranger and Huntress' starting location. Trusted Kinship allows you to have two Companions of different types, causes Companions to have +1 to each Defence for every 2 of that Defence you have, and also causes you to have 30% less Defences.
0.1.0	Introduced to the game.