This page is about the passive skill. For the status effect, see Triangle Adept (status effect).
| Type | Icon | Name | SP | Required | Description |
|---|---|---|---|---|---|
| A | 
|
Triangle Adept 1 | 50 | — | If unit has weapon-triangle advantage, boosts Atk by 10%. If unit has weapon-triangle disadvantage, reduces Atk by 10%. |
|
Triangle Adept 2 | 100 | Triangle Adept 1 | If unit has weapon-triangle advantage, boosts Atk by 15%. If unit has weapon-triangle disadvantage, reduces Atk by 15%. | |
|
Triangle Adept 3 | 200 | Triangle Adept 2 | If unit has weapon-triangle advantage, boosts Atk by 20%. If unit has weapon-triangle disadvantage, reduces Atk by 20%. | |
Cannot use:      
| |||||
Notes[ | ]
- Effects such as
Duality or Cancel Affinity can negate the weapon-triangle advantage value boosting and reducing effects of Triangle Adept. - The weapon-triangle advantage value boosting and reducing effects of Triangle Adept do not stack with similar effects such as Gem weapons.
- See weapon-triangle for more information on weapon triangle advantage effects.
List of owners[ | ]
| Unit | Skill chain | ||
|---|---|---|---|
 | Triangle Adept 1 5  | Triangle Adept 2 5 | Triangle Adept 3 5 |
 | Triangle Adept 1 3  | Triangle Adept 2 4  | Triangle Adept 3 5 |
 | Triangle Adept 1 3 | Triangle Adept 2 3 | Triangle Adept 3 4 |
 | Triangle Adept 1 5 | Triangle Adept 2 5 | Triangle Adept 3 5 |
 | Triangle Adept 1 5 | Triangle Adept 2 5 | Triangle Adept 3 5 |
 | Triangle Adept 1 3 | Triangle Adept 2 4 | Triangle Adept 3 5 |
 | Triangle Adept 1 4 | Triangle Adept 2 4 | Triangle Adept 3 5 |
Availability[ | ]
Summoning events
| Start | End | Event | Skill |
|---|---|---|---|
| 2017-02-02 | 2017-02-15 | Focus: Deep Devotion | Triangle Adept 3 |
| 2017-02-27 | 2017-03-14 | New Heroes: Sibling Bonds | Triangle Adept 3 |
| 2017-03-24 | 2017-03-28 | Focus: Battling Michalis | Triangle Adept 3 |
| 2017-04-03 | 2017-04-11 | Focus: Pegasus Knights | Triangle Adept 3 |
| 2017-05-02 | 2017-05-08 | Focus: Battling Xander | Triangle Adept 3 |
| 2017-05-08 | 2017-05-18 | Focus: Female Mages | Triangle Adept 3 |
| 2017-07-10 | 2017-07-24 | Focus: Heroes with Hone Atk | Triangle Adept 3 |
| 2017-08-07 | 2017-08-14 | Focus: Cecilia and Lilina's Battle | Triangle Adept 3 |
| 2017-08-28 | 2017-09-06 | Focus: CYL Top 8 (Block A) | Triangle Adept 3 |
| 2017-09-29 | 2017-10-30 | Performing Arts | Triangle Adept 3 |
| 2018-01-18 | 2018-02-07 | Focus: 4★ & 5★Heroes | Triangle Adept 3 |
| 2018-01-31 | 2018-02-05 | Legendary Heroes: Ike | Triangle Adept 3 |
| 2018-03-03 | 2018-03-17 | Focus: 4★ & 5★Heroes | Triangle Adept 3 |
| 2018-05-22 | 2018-06-04 | Focus: Tempest Trials | Triangle Adept 3 |
| 2018-08-05 | 2018-08-06 | Focus: Heroes with Hone Atk | Triangle Adept 3 |
| 2018-08-10 | 2018-09-07 | Festival in Hoshido | Triangle Adept 3 |
| 2018-08-20 | 2018-08-28 | Focus: Micaiah & Sothe's Battle | Triangle Adept 3 |
| 2018-09-19 | 2018-10-19 | Performing Arts | Triangle Adept 3 |
| 2019-01-04 | 2019-01-12 | Focus: Klein & Clarine's Battle | Triangle Adept 3 |
| 2019-01-30 | 2019-02-06 | Legendary Heroes - Duma | Triangle Adept 3 |
| 2019-02-02 | 2019-02-09 | Special Hero Summon (Year 1) | Triangle Adept 3 |
| 2019-02-06 | 2019-02-07 | Focus: Cecilia and Lilina's Battle | Triangle Adept 3 |
| 2019-02-09 | 2019-02-16 | Special Hero Summon (Year 2) | Triangle Adept 3 |
| 2019-02-10 | 2019-02-11 | Focus: Micaiah & Sothe's Battle | Triangle Adept 3 |
| 2019-06-27 | 2019-07-07 | Focus: Headband Brawl (Block A) | Triangle Adept 3 |
| 2019-07-10 | 2019-07-22 | Focus: Tempest Trials | Triangle Adept 3 |
| 2019-08-09 | 2019-09-09 | Festival in Hoshido | Triangle Adept 3 |
| 2019-08-14 | 2019-08-20 | Focus: New Power | Triangle Adept 3 |
| 2019-08-15 | 2019-08-27 | Focus: Tempest Trials | Triangle Adept 3 |
| 2019-09-07 | 2019-10-07 | Performing Arts | Triangle Adept 3 |
| 2019-10-06 | 2019-10-13 | Focus: Weekly Revival 18 | Triangle Adept 3 |
| 2020-01-04 | 2020-01-12 | Focus: Fae and Idunn's Battle | Triangle Adept 3 |
| 2020-01-13 | 2020-01-22 | Focus: New Power | Triangle Adept 3 |
| 2020-02-03 | 2020-02-04 | Focus: Cecilia and Lilina's Battle | Triangle Adept 3 |
| 2020-02-16 | 2020-02-17 | Focus: Micaiah & Sothe's Battle | Triangle Adept 3 |
| 2020-02-23 | 2020-03-01 | Focus: Weekly Revival 18 | Triangle Adept 3 |
| 2020-04-08 | 2020-05-01 | Free 5★ Hero: Fire Emblem Leads | Triangle Adept 3 |
| 2020-07-12 | 2020-07-19 | Focus: Weekly Revival 18 | Triangle Adept 3 |
| 2020-08-03 | 2020-08-04 | Focus: Klein & Clarine's Battle | Triangle Adept 3 |
| 2020-08-22 | 2020-09-05 | Festival in Hoshido | Triangle Adept 3 |
| 2020-09-15 | 2020-09-25 | Focus: Frontline Phalanx Debut 1 | Triangle Adept 3 |
| 2020-09-22 | 2020-10-06 | Performing Arts | Triangle Adept 3 |
| 2020-12-16 | 2020-12-28 | Focus: Tempest Trials | Triangle Adept 3 |
| 2021-02-14 | 2021-02-21 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2021-08-13 | 2021-08-27 | Festival in Hoshido | Triangle Adept 3 |
| 2021-10-02 | 2021-10-16 | Performing Arts | Triangle Adept 3 |
| 2021-11-07 | 2021-11-14 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2022-05-18 | 2022-05-30 | Focus: Tempest Trials | Triangle Adept 3 |
| 2022-07-03 | 2022-07-10 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2022-09-02 | 2022-09-12 | Festival in Hoshido (4★SHSR) | Triangle Adept 3 |
| 2022-10-01 | 2022-10-11 | Performing Arts (4★SHSR) | Triangle Adept 3 |
| 2022-11-27 | 2022-12-04 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2022-12-15 | 2022-12-26 | Focus: Tempest Trials | Triangle Adept 3 |
| 2023-07-09 | 2023-07-16 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2023-08-29 | 2023-09-12 | Festival in Hoshido (4★SHSR) | Triangle Adept 3 |
| 2023-09-27 | 2023-10-07 | Performing Arts (4★SHSR) | Triangle Adept 3 |
| 2023-11-06 | 2023-11-17 | Focus: Tempest Trials | Triangle Adept 3 |
| 2024-03-06 | 2024-03-17 | Focus: Tempest Trials | Triangle Adept 3 |
| 2024-07-28 | 2024-08-04 | Focus: Weekly Revival 29 | Triangle Adept 3 |
| 2024-09-04 | 2024-09-14 | Festival in Hoshido (4★SHSR) | Triangle Adept 3 |
| 2024-10-01 | 2024-10-11 | Performing Arts (4★SHSR) | Triangle Adept 3 |
Distributed units
- Tempest Trials+: Greil's Request (×1)
- Tempest Trials+: Greil's Request (×1)
- Roy: Four Heroes (×1)
- Use Heroic Grails (×20)
- Bound Hero Party quest (October 2019) (×1)
- Resplendent Hero (×1)
- Resplendent Hero (×1)
- Resplendent Hero (×1)
- Resplendent Hero (×1)
- Sacred Seals quest (August 2017) (×1)
- Three Heroes quest (February 2022) (×1)
- Three Heroes quest (January 2019) (×1)
- Three Heroes quest (May 2020) (×1)
Combat Manuals
| Start | End | Hero | Currency |
|---|---|---|---|
| 2020-05-07T01:00:00Z | 2020-06-28T06:59:59Z | Selena: Cutting Wit | Divine Code: Ephemera 5 |
| 2020-07-06T04:00:00Z | 2020-08-28T06:59:59Z | Roy: Young Lion | Divine Code: Ephemera 7 |
| 2020-08-06T02:00:00Z | 2020-09-28T06:59:59Z | Ryoma: Dancing Samurai | Divine Code: Ephemera 8 |
| 2022-03-07T09:00:00Z | 2022-04-28T06:59:59Z | Selena: Cutting Wit | Divine Code: Ephemera 3 |
In other languages[ | ]
| Language | Name |
|---|---|
| Japanese | 相性激化 |
| German | Dreiecksadept |
| Spanish (Europe) | Triadepto |
| Spanish (Latin America) | Triadepto |
| French | Triadepte |
| Italian | Adepto triang. |
| Traditional Chinese (Taiwan) | 強化互克 |
| Portuguese | Refinatriângulo |