| Type | Icon | Name | SP | Required | Description |
|---|---|---|---|---|---|
| B | 
|
R Tomebreaker 1 | 50 | — | If unit's HP ≥ 90% in combat against a red tome foe, unit makes a guaranteed follow-up attack and foe cannot make a follow-up attack. |
|
R Tomebreaker 2 | 100 | R Tomebreaker 1 | If unit's HP ≥ 70% in combat against a red tome foe, unit makes a guaranteed follow-up attack and foe cannot make a follow-up attack. | |
|
R Tomebreaker 3 | 200 | R Tomebreaker 2 | If unit's HP ≥ 50% in combat against a red tome foe, unit makes a guaranteed follow-up attack and foe cannot make a follow-up attack. | |
Cannot use:      
| |||||
Notes[]
- As a general rule, if a unit is both prevented from making, and guaranteed to make a follow-up attack, the effects cancel out, and the Spd difference decides instead (including effects that alter the Spd difference such as
Frozen). - A foe with effects such as Phys. Null Follow or Null Follow-Up will neutralize the guaranteed follow-up attack granted by R Tomebreaker.
- R Tomebreaker can prevent the foe from making a standard follow-up attack.
- As a general rule, if a unit is both prevented from making, and guaranteed to make a standard follow-up attack, the effects cancel out, and the Spd difference is used (including effects that alter the Spd difference such as Frozen).
- R Tomebreaker will not prevent a unit with a "unit attacks twice" effect from performing the 2 consecutive attacks, but the the unit will not be able to perform a standard follow-up attack.
- R Tomebreaker will not prevent the additional follow-up attack of Potent Follow effects.
- Effects such as Mag. Null Follow or Null Follow-Up will neutralize the follow-up preventing effect of R Tomebreaker.
- As a general rule, if a unit is both prevented from making, and guaranteed to make a standard follow-up attack, the effects cancel out, and the Spd difference is used (including effects that alter the Spd difference such as
List of owners[]
| Unit | Skill chain | ||
|---|---|---|---|
 | R Tomebreaker 1 3  | R Tomebreaker 2 3 | R Tomebreaker 3 4  |
Availability[]
Summoning events
| Start | End | Event | Skill |
|---|---|---|---|
| 2017-08-18 | 2017-09-04 | Focus: Heroes with Blade Skills | R Tomebreaker 3 |
| 2018-08-08 | 2018-08-09 | Focus: Heroes with Blade Skills | R Tomebreaker 3 |
| 2018-09-16 | 2018-09-25 | Focus: New Power | R Tomebreaker 3 |
| 2018-10-28 | 2018-11-07 | Focus: Clashing Thunderers (1) | R Tomebreaker 3 |
| 2023-11-28 | 2023-12-06 | Focus: Past Meets Future | R Tomebreaker 3 |
| 2025-07-31 | 2025-08-09 | Focus: Lissa & Owain's Battle | R Tomebreaker 3 |
Distributed units
- Resplendent Hero (×1)
- Three Heroes quest (October 2018) (×1)
Combat Manuals
| Start | End | Hero | Currency |
|---|---|---|---|
| 2020-07-06T04:00:00Z | 2020-08-28T06:59:59Z | Odin: Potent Force | Divine Code: Ephemera 7 |
| 2021-02-04T03:00:00Z | 2021-03-28T06:59:59Z | Odin: Potent Force | Divine Code: Ephemera 2 |
| 2022-12-05T05:30:00Z | 2023-01-28T06:59:59Z | Odin: Potent Force | Divine Code: Ephemera 12 |
In other languages[]
| Language | Name |
|---|---|
| Japanese | 赤魔殺し |
| German | R Zauberbrech. |
| Spanish (Europe) | Rajagrimor. R |
| Spanish (Latin America) | Rajagrimorios R |
| French | Anti-tome (R) |
| Italian | Spezzatomo R |
| Traditional Chinese (Taiwan) | 破赤魔者 |
| Portuguese | Antitomo rubro |