| Type | Icon | Name | SP | Required | Description |
|---|---|---|---|---|---|
| B | 
|
Seal Spd 1 | 40 | — | Inflicts Spd-3 on foe through its next action after combat. |
|
Seal Spd 2 | 80 | Seal Spd 1 | Inflicts Spd-5 on foe through its next action after combat. | |
|
Seal Spd 3 | 160 | Seal Spd 2 | Inflicts Spd-7 on foe through its next action after combat. | |
Cannot use: 
| |||||
Available as a Sacred Seal.
Notes
- The stat decrease that can be applied by Seal Spd is considered a
Penalty.
- Any 【Penalty】 on a unit, including Penalties, lasts until that unit takes an action. If the unit takes multiple actions in a turn, they will only have the penalty for their first action.
- If the unit also has Grand Strategy, any Penalties will remain active until the start of that unit's next phase.
- If the unit also has
- Any 【Penalty】 on a unit, including
List of owners
| Unit | Skill chain | |||
|---|---|---|---|---|
 | Seal Spd 1 3  | Seal Spd 2 4  | Seal Spd 3 5  | – |
 | Seal Spd 1 5 | Seal Atk/Spd 1 5 | Seal Atk/Spd 2 5 | – |
 | Seal Spd 1 5 | Seal Spd/Res 1 5 | Seal Spd/Res 2 5 | Seal Spd/Res 3 5 |
 | Seal Spd 1 5 | Seal Spd 2 5 | Seal Spd 3 5 | Seal Spd 4 5 |
 | Seal Spd 1 3 | Seal Spd/Def 1 4 | Seal Spd/Def 2 5 | – |
 | Seal Spd 1 4 | Seal Spd 2 4 | Seal Spd 3 5 | – |
 | Seal Spd 1 1  | Seal Spd 2 2  | Seal Spd 3 4 | – |
 | Seal Spd 1 5 | Seal Spd 2 5 | Seal Spd 3 5 | Seal Spd 4 5 |
Availability
Summoning events
| Start | End | Event | Skill |
|---|---|---|---|
| 2017-06-30 | 2017-08-01 | Ylissean Summer | Seal Spd 1 |
| 2018-01-31 | 2018-02-05 | Legendary Heroes: Ike | Seal Spd 1 |
| 2018-06-25 | 2018-07-25 | Ylissean Summer | Seal Spd 1 |
| 2018-12-13 | 2018-12-23 | Focus: New Power 2 | Seal Spd 3 |
| 2019-02-02 | 2019-02-09 | Special Hero Summon (Year 1) | Seal Spd 1 |
| 2019-02-12 | 2019-02-18 | Focus: Cherche & Virion's Battle | Seal Spd 3 |
| 2019-03-08 | 2019-04-10 | New Heroes: Beyond Darkness | Seal Spd 1 |
| 2019-06-26 | 2019-07-26 | Ylissean Summer | Seal Spd 1 |
| 2019-07-04 | 2019-07-15 | Focus: Heroes with Ignis | Seal Spd 1 |
| 2019-10-15 | 2019-10-22 | Focus: New Power | Seal Spd 3 |
| 2020-01-18 | 2020-01-31 | Focus: Tempest Trials | Seal Spd 3 |
| 2020-02-21 | 2020-02-29 | Focus: Heroes with Stance Skills | Seal Spd 1 |
| 2020-06-18 | 2020-07-02 | Call of the Sea - Special Hero Gift | Seal Spd 1 |
| 2020-07-07 | 2020-07-21 | Ylissean Summer | Seal Spd 1 |
| 2020-08-05 | 2020-08-06 | Focus: Cherche & Virion's Battle | Seal Spd 3 |
| 2021-05-18 | 2021-05-31 | Focus: Tempest Trials | Seal Spd 1 |
| 2021-07-06 | 2021-07-20 | Ylissean Summer | Seal Spd 1 |
| 2021-11-26 | 2021-12-08 | Focus: Palla and Catria's Battle | Seal Spd 3 |
| 2022-05-13 | 2022-05-19 | Focus: New Power | Seal Spd 1 |
| 2022-07-06 | 2022-07-16 | Ylissean Summer (4★SHSR) | Seal Spd 1 |
| 2022-12-23 | 2023-01-10 | Legendary Heroes - Shez | Seal Spd 4 |
| 2023-03-31 | 2023-04-14 | Legendary Heroes - Yuri | Seal Spd 4 |
| 2023-04-28 | 2023-05-12 | Mythic Heroes - Nerþuz | Seal Spd 4 |
| 2023-06-30 | 2023-07-14 | Legendary Heroes - Guinivere | Seal Spd 4 |
| 2023-07-06 | 2023-07-16 | Ylissean Summer (4★SHSR) | Seal Spd 1 |
| 2023-10-31 | 2023-11-14 | Mythic Heroes - Veyle | Seal Spd 4 |
| 2023-11-29 | 2023-12-15 | Focus: Double Mythic Heroes | Seal Spd 4 |
| 2024-03-15 | 2024-04-05 | Attuned Caeda & Ascended Merric | Seal Spd 1 |
Distributed units
- Tempest Trials: Resonating Fangs (×1)
- Tempest Trials: Resonating Fangs (×1)
- Tempest Trials+: Chaos Named (×1)
- Use Heroic Grails (×20)
- Virion: Elite Archer (×1)
- Virion: Elite Archer (×1)
- Automatically (×1)
- Pegasus Sisters quest (April 2017) (×1)
- Resplendent Hero (×1)
- Sacred Seals quest (September 2017) (×1)
Combat Manuals
- This skill has not been available on any distributed Combat Manuals.
Seal acquired from
Tempest Trials reward
- Tempest Trials+: Thunder's Fist ( – ): 6,000 Score.
Sacred Seal Forge
- Seal Spd 1,Seal Spd 2,Seal Spd 3: Create for 20 Great Azure Badge, 100 Azure Badge, 20 Sacred Coin.
In other languages
| Language | Name |
|---|---|
| Japanese | 速さ封じ |
| German | Ges. rauben |
| Spanish (Europe) | Sellar Vel |
| Spanish (Latin America) | Sellar Vel. |
| French | Sceau Vit |
| Italian | Sigilla Vel |
| Traditional Chinese (Taiwan) | 速度封印 |
| Portuguese | Selo Vel. |