Best Thoma build (quick answer): Use the Support Build with Noblesse Oblige. Weapon option: Staff of Homa; another weapon option: Black Tassel. Top team on this guide: Thoma Premium Best Team.
This Page provides the Best Thoma Build information.
Thoma the Kamisato Clan’s housekeeper. He’s also a well-known “fixer” in Inazuma.
Thoma is a powerful support in Genshin Impact at the moment. Thoma Support Build is mostly used by travelers. His Elemental Skill and Elemental Burst can provide a powerful shield to protect the team during the fight.
Thoma has different ways to help the party. Not only can protect the team by using the Elemental Skill and Elemental Burst, but his Elemental Burst also applies constant Pyro damage. HP% is the most important stats for Thoma, so the Support Build will also help travelers to stack the HP% for Thoma.
In Genshin Impact, Thoma is a 4 Stars rarity Pyro character currently in C tier.
Age/Birthday | January 9 |
|---|---|
Full Name | Thoma |
Nation | Inazuma |
Sex | Male |
Rarity | ![]() |
Weapon | Polearm |
Element |
Pyro |
Constellation | Rubeum Scutum |
Special Dish | Warmth |
Release Date | November 2,2021 |

Thoma Normal Attack
1-Hit DMG | 44.4% |
|---|---|
2-Hit DMG
| 43.6% |
3-Hit DMG
| 26.8% + 26.8% |
4-Hit DMG | 67.4% |
Charged Attack DMG | 112.8% |
Charged Attack Stamina Cost
| 25 |
Low / High Plunge DMG | 128% / 160% |
Plunge DMG
| 63.9% |
Normal Attack
Performs up to four consecutive spear strikes.
Charged Attack
Consumes a certain amount of Stamina to lunge forward, dealing damage to opponents along the way.
Plunging Attack
Plunges from mid-air to strike the ground below, damaging opponents along the path and dealing AoE DMG upon impact.

Thoma Elemental Skill
Skill DMG | 146% |
|---|---|
Shield DMG Absorption | 7.2% Max HP+693 |
Shield Duration | 8s |
Max Shield DMG Absorption | 19.6% Max HP+1887 |
CD | 15s |
Thoma vaults forward with his polearm and delivers a flame-filled flying kick that deals AoE Pyro DMG, while also summoning a defensive Blazing Barrier. At the moment of casting, Thoma’s Elemental Skill applies Pyro to himself.
The DMG Absorption of the Blazing Barrier scales off Thoma’s Max HP.
The Blazing Barrier has the following traits:
·Absorbs Pyro DMG 250% more effectively.
·When a new Blazing Barrier is obtained, the remaining DMG Absorption of an existing Blazing Barrier will stack and its duration will be refreshed.
The maximum DMG Absorption of the Blazing Barrier will not exceed a certain percentage of Thoma’s Max HP.
As a guest from afar, only the most burning passion would allow one to master the pure and precise spear arts of Inazuma. Thoma’s mastery, indeed, is not limited to being the “swiftest-studying student” or “a master of the spear,” but he has imbued his will to protect others and fend off foes into his art as well.

Thoma Elemental Burst
Skill DMG | 88% |
|---|---|
Fiery Collapse DMG | 58% |
Shield DMG Absorption | 1.14% Max HP+ 110 |
Shield Duration | 8s |
Scorching Panoply Duration | 15s |
CD | 20s |
Energy Cost | 80 |
Thoma spins his polearm, slicing at his foes with roaring flames that deal AoE Pyro DMG and weave themselves into a Scorching Ooyoroi.
Scorching Ooyoroi
While Scorching Ooyoroi is in effect, the active character’s Normal Attacks will trigger Fiery Collapse, dealing AoE Pyro DMG and summoning a Blazing Barrier.
Fiery Collapse can be triggered once every 1s.
Except for the amount of DMG they can absorb, the Blazing Barriers created in this way are identical to those created by Thoma’s Elemental Skill, Blazing Blessing:
·Absorbs Pyro DMG 250% more effectively.
·When a new Blazing Barrier is obtained, the remaining DMG Absorption of an existing Blazing Barrier will stack and its duration will be refreshed.
The maximum DMG Absorption of the Blazing Barrier will not exceed a certain percentage of Thoma’s Max HP.
If Thoma falls, the effects of Scorching Ooyoroi will be cleared.
“I will not forget my initial promise. Let this burning flame protect those I cherish, and may it never be extinguished.”

Learned at 1st Ascension
When you fish successfully in Inazuma, Thoma’s help grants a 20% chance of scoring a double catch.

Learned at 4th Ascension
When your current active character obtains or refreshes a Blazing Barrier, this character’s Shield Strength will increase by 5% for 6s.
This effect can be triggered once every 0.3s seconds. Max 5 stacks.

Utility Passive
The DMG dealt by Crimson Ooyoroi‘s Fiery Collapses are increased by 2.2% of Thoma’s Max HP.

Thoma Constellation Level 1
When a character protected by Thoma’s own Blazing Barrier (Thoma excluded) is attacked, Thoma’s own Blazing Blessing CD is decreased by 3s, while his own Crimson Ooyoroi‘s CD is decreased by 3s.
This effect can be triggered once every 20s.

Thoma Constellation Level 2
Crimson Ooyoroi‘s duration is increased by 3s.

Thoma Constellation Level 3
Increases the Level of Blazing Blessing by 3. Maximum upgrade level is 15.

Thoma Constellation Level 4
After using Crimson Ooyoroi, 15 Energy will be restored to Thoma.

Thoma Constellation Level 5
Increases the Level of Crimson Ooyoroi by 3. Maximum upgrade level is 15.

Thoma Constellation Level 6
When a Blazing Barrier is obtained or refreshed, the DMG dealt by all party members’ Normal, Charged, and Plunging Attacks is increased by 15% for 6s.
This Thoma Support build focuses on stacking Max HP. Maximizing the HP of Thoma which increases the his the Shield DMG absorption.
Premium Weapon

Staff of Homa
Type:
CRIT DMG
HP increased by 20/25/30/35/40%. Additionally, provides an ATK Bonus based on 0.8/1/1.2/1.4/1.6% of the wielder’s Max HP. When the wielder’s HP is less than 50%, this ATK bonus is increased by an additional 1/1.2/1.4/1.6/1.8% of Max HP.
Alternate F2P Weapon

Black Tassel
Type:
HP
Increases DMG against slimes by 40/50/60/70/80%.
Artifact Sets 1
Noblesse Oblige
Substats:
HP%/ HP
Artifact Sets 2
Tenacity of the
Millelith
Substats:
HP%
Thoma Premium Best Team
Thoma is the Support in the team. Thoma Support Build is used.
Xiangling F2P Team
Xiangling is the Support in the team. Xiangling Support build is used.
Rank | Req Lv | Cost | Mat#1 | Mat#2 | Mat#3 | Mat#4 | ||||
|---|---|---|---|---|---|---|---|---|---|---|
1 | 20 | 20000 | Agnidus Agate Sliver x1 | Fluorescent Fungus x 3 | Treasure Hoarder Insignia x 3 | |||||
2 | 40 | 40000 | Agnidus Agate Fragment x 3 | Smoldering Pearl x 2 | Fluorescent Fungus x 10 | Treasure Hoarder Insignia x 15 | ||||
3 | 50 | 60000 | Agnidus Agate Fragment x 6 | Smoldering Pearl x 4 | Fluorescent Fungus x 20 | Silver Raven Insignia x 12 | ||||
4 | 60 | 80000 | Agnidus Agate Chunk x 3 | Smoldering Pearl x 8 | Fluorescent Fungus x 30 | Silver Raven Insignia x 18 | ||||
5 | 70 | 100000 | Agnidus Agate Chunk x 6 | Smoldering Pearlx 12 | Fluorescent Fungus x 45 | Golden Raven Insignia x 12 | ||||
6 |
80 | 120000 | Agnidus Agate Gemstone x 6 | Smoldering Pearl x 20 | Fluorescent Fungus x 60 | Golden Raven Insignia x 24 |
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