Flash
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 The so-called fastest sloth working in the DMV (Department of Mammal Vehicles).
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| Kana | フラッシュ | ||||||
| Romaji | Furasshu | ||||||
| JP Set | 12 | ||||||
| EN Set | 24 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 4105 / 5153 | 4105 / 5153 | 1 | 15 / 18 | ||||
| Strength Sap +4 | |||||||
| Lowers strength of all targets by 1 tier for 1 turn. | |||||||
| Damage (Base) | x1.33 | Target |  All
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| Damage (3 dots) | x1.45 | Gauges | 2 | ||||
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 The so-called fastest sloth working in the DMV (Department of Mammal Vehicles).
| |||||||
| Kana | フラッシュ | ||||||
| Romaji | Furasshu | ||||||
| JP Set | 12 | ||||||
| EN Set | 24 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 5294 / 6870 | 5294 / 6870 | 1 | 15 / 18 | ||||
| Strength Sap +5 | |||||||
| Lowers strength of all targets by 1 tier for 1 turn. | |||||||
| Damage (Base) | x1.37 | Target | All
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| Damage (5 dots) | x1.57 | Gauges | 2 | ||||
| Damage (Max) | x3.14 | SAB Tier |  3
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Flash is an Event Attack Medal in Kingdom Hearts Unchained χ / Union χ.
In the Japanese version, it was available during the Zootopia event from August 22 to September 4, 2016.
In both versions, it was available during the Shadow [Booster] - Zootopia Medals series of Union Cross Quests from March 19 to 25, 2018.