Seneschal Companion in Diablo 4 is one of the unique features of Diablo 4 Season 3: Season of the Construct. Players will unlock the seneschal companion during the seasonal quests, specifically during The Ennead, the third quest of the season. Players can customize the Seneschal Companion by adjusting the combinations of 12 Governing Stones and 27 Tuning Stones. In order to obtain materials required to upgrade the companion, players can complete Vaults and Arcane Tremors.
- Make sure to finish the questline to get all the available free upgrades for your Seneschal Companion before you are out in the world.
How to obtain Seneschal Stones in Diablo 4?
Players can obtain Seneschal Stones in different ways during Season of the Construct.
- While Traversing Vaults and Arcane Tremors: Players can encounter Seneschal Stones while playing these new event content.
- Completing a Vault: When players complete a Vault, they are rewarded with one random Tuning Stone.
- Completing the Season Questline: By completing the Season of the Construct Questline, players will be rewarded with Seneschal Stones.
- Open Wardwoven Chests: Found at the end of Vaults, players can receive additional Governing Stones and Tuning Stones from them.
How to Customize your Seneschal Companion?
Players can equip their Seneschal Companion with 2 Skills by choosing 2 Governing Stones to have active. You can then further customize those Skills by picking 6 Tuning Stones, 3 for each Governing Stone, to modify those Skills and create combinations of powers. This makes the Seneschal Companion highly customizable.
Players can do this by accessing their inventory and selecting the Seneschal Construct icon.
Diablo 4 Seneschal Companion information
Seneschal Stones in Diablo 4
There are 2 types of Seneschal Stones, called Governing Stones and Tuning Stones.
- Governing Stones grant your Seneschal Companions a Skill. It can have 2 Governing Stones equipped at the same time.
- Tuning Stones modify the equipped skill, further customizing the Seneschal Companion's build. It can have 6 Tuning Stone equipped at the same time, 3 for each Governing Stone.
Can Seneschal Stones be Crafted in Diablo 4?
Yes. Players can craft Seneschal Stones at the Jeweler. (Called the Cofferer in the Gatehall). In order to craft them, players need to bring Shattered Stones and Iron Chunks to the Cofferer.
Do note that the crafted stones are random, but if you craft a stone that you already possess, it can be used to increase the level of your existing version of that stone.
How to level up Seneschal Stones in Diablo 4?
Both Governing Stones and Tuning Stones can be leveled up to level 10. By doing so, the potency of their attacks or effects durations will be increased, making the Seneschal Companion more effective during Combat. This can be done by collecting, or crafting, duplicates of the same stones and fusing them to grant experience and level them up.
The experience needed for each level may vary slightly, typically falling within the range of 20 to 50 experience.
All Governing Stones in Diablo 4
There are 12 Governing Stones, introduced during the Season of the Construct. 8 of them are Rare, and the remaining 8 are Legendary.
Governing Stones can also be divided into three types: Melee, Ranged or Utility. Melee and Ranged Governing Stones, provide the Seneschal Companion with a Skill that deals damage either at melee range, or from a distance, respectively. While Utility Governing Stones provide different abilities that may help the player, such as healing, a protective barrier, etc.
| Name | Rarity | Type | Description | Tags |
|---|---|---|---|---|
Gyrate |
Rare | Melee | The Seneschal Construct whirls its legs around, quickly dealing damage to all surrounding enemies.  Physical Damage |
Melee |
Pummel (Governing Stone) |
Rare | Melee | Pummel enemies in front of the Seneschal Construct dealing damage. Physical Damage |
Melee |
Bushwhack |
Legendary | Melee | Quickly ambush up to 2 targets, dealing damage to each. May strike the same target multiple times. Physical Damage |
Arcing, Melee |
Impale |
Legendary | Melee | Perform a line attack to all enemies in front of the Seneschal Construct dealing damage. Physical Damage |
Melee |
Focus Fire |
Rare | Ranged | The Seneschal Construct channels a ray of fire onto 2 targets dealing total damage to each over a few seconds.  Fire Damage |
Arcing, Ranged, Duration, Channeled |
Lightning Bolt |
Rare | Ranged | Launch a bolt of lightning at the target, dealing damage. Arcs to 1 target, dealing 35% of the original damage.  Lightning Damage |
Projectile, Arcing, Ranged |
Firefly |
Legendary | Ranged | Deploy a small Firefly construct that lands on the target and explodes 3 times after 1.25 seconds, dealing damage. Fire Damage |
Projectile, Ranged |
Tempest (Governing Stones) |
Legendary | Ranged | Electrically charge an enemy causing it to deal damage to themselves and 1 additional enemy each second over 5 seconds. If the enemy is killed, Tempest spreads to another enemy gaining 2 additional seconds and 20%[x] bonus damage. These bonuses are also applied if Tempest is reapplied onto the same enemy. |
Arcing, Ranged, Duration |
Protect |
Rare | Utility | The Seneschal Construct materializes a protective Barrier on the player for 41.0% of their Maximum Life. Lasts for 5.0 Seconds. | Cooldown, Duration, Utility |
Reconstruct |
Rare | Utility | The Seneschal Construct channels a reconstruction beam Healing the player for 32.0% of their Maximum Life over 3.0 Seconds. | Cooldown, Duration, Utility, Channeled |
Flash of Adrenaline |
Legendary | Utility | Administers a quick flash of adrenaline into the player, increasing damage dealt by 11% [x] for 8 seconds. | Cooldown, Duration, Utility |
Autodefense |
Legendary | Utility | The Seneschal Construct activates an antimaterial field around itself shooting down up to 12 enemy projectiles. Lasts for 5.0 seconds. Can not shoot down Boss or Player projectiles. | Cooldown, Duration, Utility |
All Tuning Stones in Diablo 4
There are a total of 27 Tuning Stones during the Season of the Construct. They can be acquired by overcoming Vault Challenges, except the two Unique Tuning Stones, which can be obtained after defeating the Echo of Malphas.
- There are 16 Rare Tuning Stones
- There are 9 Legendary Tuning Stones
- There are 2 Unique Tuning Stones
You can search by Name, Rarity, Description, or Tags. Just type into the search box what you are looking for.
Quick Search of All Tuning Stones
| Name | Rarity | Description | Tag |
|---|---|---|---|
Swift Support |
Rare | The supported Skill gains an Attack Speed bonus. | Ranged, Melee |
Slowing Support |
Rare | Damage from the supported skill Slows enemy movement speed for 2 seconds. The closer the enemy is to the Seneschal Construct, the greater the Slow amount. From 30% up to a maximum of 62% Slow to Close enemies. | Ranged, Melee |
Efficiency Support |
Rare | When the supporting skill deals damage, you gain a 6% [+] Critical Strike Chance to the same targets hit for 3.0 seconds. | Ranged, Melee |
Frigid Support |
Rare | 60% of the supported Skill's damage dealt is applied as Cold damage over 5.0 seconds and applies 17% Chill. | Ranged, Melee |
Bleeding Support |
Rare | 60% of the supported Skill's damage dealt is applied as Bleeding damage over 5.0 seconds. Enemies take 21%[x] bonus Bleeding damage from all sources while moving. | Ranged, Melee |
Electrocution Support |
Rare | 60% of the supported Skill's damage dealt is applied as Lightning damage over 5.0 seconds and has a 6% chance to stun enemies for 2 seconds. | Ranged. Melee |
Poison Support |
Rare | 60% of the supported Skill's damage dealt is applied as Poison damage over 5.0 seconds. This poison has a 11% chance each second to spread all Poison damage to an additional enemy. | Ranged, Melee |
Dusk Support |
Rare | 60% of the supported Skill's damage dealt is applied as Shadow damage over 5.0 seconds. Afflicted enemies who attack have a 10.5% chance of their attacks to be interrupted. Does not interrupt Bosses. | Ranged, Melee |
Devastation Support |
Rare | Supported Skill gains a 30%[x] Critical Strike Damage bonus. | Ranged, Melee |
Mockery Support |
Rare | Damage done by the supporting skill Taunts enemies hit for 2.2 seconds. This can only occur once every 15 seconds per enemy. Does not work on Bosses. | Ranged, Melee |
Resource Support |
Rare | Players gain 2 Primary Resource when the supporting Skill first deals damage. | Ranged, Melee |
Burning Support |
Rare | 60% of the supported Skill's damage dealt is applied as Burning damage over 5.0 seconds. Burning enemies take 22%[x] bonus Critical Strike Damage from the Seneschal Construct. | Ranged, Melee |
Breaking Support |
Legendary | Damage from the supported Skill instantly destroys enemy Barrier effects. In addition, there is a 10% chance to make enemies Vulnerable for 2 seconds. | Ranged, Melee |
Registered Damage Support |
Legendary | Any damage caused from the supported Skill is registered. The registered damage explodes at 32% effectiveness when the target dies as Fire damage. | Ranged, Melee |
Fortify Support |
Rare | When the Seneschal Construct uses the supported Skill, you gain 5 Fortify. Skills with slower attack speeds or skills with cooldowns will increase the amount of Fortify granted. | Ranged, Melee, Utility |
Safeguard Support |
Rare | When used, the supported Skill grants 1.5% [x] Damage Reduction to you for 3.0 seconds. | Ranged, Melee, Utility |
Arcing Support |
Rare | The supported Arcing Skill can hit 1 additional enemy. | Ranged, Melee, Utility |
Duration Support |
Legendary | Supported Duration skills have their duration increased by 0.4 seconds. | Ranged, Melee, Utility |
Voluminous Support |
Legendary | The supported skill's effect size is increased by 23%. | Ranged, Melee, Utility |
Gripping Support |
Legendary | Damage and effects by the supporting Skill to Distant enemies pulls them towards the Seneschal Construct. Can only occur once every 19 seconds per enemy. | Ranged, Melee, Utility |
Initiative Support |
Legendary | The supported skill will cause the Seneschal Construct to teleport to the target if out of range. Can only occur once every 9 seconds. | Ranged, Melee, Utility |
Evernight |
Unique | The supported skill grants you +4 to all Skills when used for 2.0 seconds. | Ranged, Melee, Utility |
Genesis |
Unique | Increases the effectiveness of the supported Skill by 150%. | Ranged, Melee, Utility |
Seeking Support |
Rare | The supported Projectile skill will auto-seek enemies for 4.0 seconds. | Projectile |
Tactical Support |
Legendary | Decrease the cooldown of the supported Skill by 22%[x] | Cooldown |
Piercing Support |
Legendary | The supported Projectile Skill will pierce up to 2 enemies. | Projectile |
Multishot Support |
Legendary | Supported Projectile skills launch 1 additional Projectile. | Projectile |
