| Type | Icon | Name | SP | Required | Description |
|---|---|---|---|---|---|
| C | 
|
B Tome Exp. 1 | 30 | — | While unit lives and uses a blue tome, unit gets 1.5x EXP. (Only highest value applied. Does not stack.) |
|
B Tome Exp. 2 | 60 | B Tome Exp. 1 | While unit lives, all blue tome allies on team get 1.5x EXP. (Only highest value applied. Does not stack.) | |
|
B Tome Exp. 3 | 120 | B Tome Exp. 2 | While unit lives, all blue tome allies on team get 2x EXP. (Only highest value applied. Does not stack.) | |
Cannot use:                       
| |||||
List of owners[ | ]
| Unit | Skill chain | ||
|---|---|---|---|
 | B Tome Exp. 1 3  | B Tome Exp. 2 3 | B Tome Exp. 3 4  |
Availability[ | ]
Summoning events
| Start | End | Event | Skill |
|---|---|---|---|
| 2017-05-15 | 2017-05-30 | New Heroes: Rite of Shadows | B Tome Exp. 3 |
| 2017-07-03 | 2017-07-21 | Focus: Tempest Trials | B Tome Exp. 3 |
| 2019-08-14 | 2019-08-20 | Focus: New Power | B Tome Exp. 3 |
| 2019-09-01 | 2019-09-11 | Focus: Heroes with Desperation | B Tome Exp. 3 |
| 2021-07-27 | 2021-08-07 | Focus: Mae & Boey's Battle | B Tome Exp. 3 |
Distributed units
- This skill is not available on any distributed units.
Combat Manuals
| Start | End | Hero | Currency |
|---|---|---|---|
| 2020-09-07T01:30:00Z | 2020-10-28T06:59:59Z | Mae: Bundle of Energy | Divine Code: Ephemera 9 |
| 2022-12-05T05:30:00Z | 2023-01-28T06:59:59Z | Mae: Bundle of Energy | Divine Code: Ephemera 12 |
In other languages[ | ]
| Language | Name |
|---|---|
| Japanese | 青魔の経験 |
| German | Buch-Erf. (blau) |
| Spanish (Europe) | Exp gr. azul |
| Spanish (Latin America) | Exp. gr. azul |
| French | Exp. tome bleu |
| Italian | Esp tomo B |
| Traditional Chinese (Taiwan) | 青魔之經驗 |
| Portuguese | Tomo azul exp. |