| Icon | Name | Description |
|---|---|---|
|
Fault | Captain deals damage = X during combat and allies within 3 spaces of captain deal damage = 50% of X during combat (X = highest total penalties among target and foes within 2 spaces of target; excluding area-of-effect Specials). |
Effects[ | ]
| Effects | Targets | Conditions |
|---|---|---|
| Combat effects | ||
 Boosts damage by XX = highest total  Penaltieson  Target &  Foeswithin 2 spaces of Target |  Captain | — |
| Boosts damage by X% X = 50% of highest total Penaltieson Target & Foeswithin 2 spaces of Target |  Allieswithin 3 spaces | |
Notes[ | ]
- The damage boosting effect of Fault ignores the foe's Def or Res when calculating the damage boost, and can be reduced by damage-reduction effects such as
Gust, Atk/Spd Excel, and Dodge.
- A foe equipped with
Embla's Ward, 
Múspellflame, 
Niðavellir Axiom, File:Nine-Realm Pact.png Nine-Realm Pact, or Gold Perfection will neutralize all sources of damage during combat except the minimum 1 damage from Umbra Burst weapons. - For more information, see Damage calculation.
- A foe equipped with
- The damage boost of Fault will activate if the target or foes within 2 spaces of target receive Penalties.
- The damage boost will not be negated if the target or foes within 2 spaces of target receive Bonuses.
- If the target or foes within 2 spaces of target are affected by Panic (and not affected by Null Panic), Fault will utilize the total Penalty within each stat during calculation.[1]
- The damage boost will be negated if the target or foes within 2 spaces of target have their Penalties removed by a source of negative status effect neutralization.
- The damage boost will not be negated if the target or foes within 2 spaces of target receive
- The damage boost of Fault will not apply to the user's allies if the user is inflicted with Time's Grip, the user's allies are inflicted with Feud, or the user's allies are in combat against a foe with skills such as Impenetrable Void and C Feud 3.
In other languages[ | ]
| Language | Name |
|---|---|
| Japanese | 寸鉄殺人 |
| German | Kritischer Punkt |
| Spanish (Europe) | Carencia |
| Spanish (Latin America) | Carencia |
| French | Lacune |
| Italian | Fallo |
| Traditional Chinese (Taiwan) | 寸鐵殺人 |
| Portuguese | Rigorosidade |
