Hayner B
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 A boy from Twilight Town with a bit of an attitude problem.
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| Kana | ハイネ B | ||||||
| Romaji | Haine B | ||||||
| JP Set | 23 | ||||||
| EN Set | 16 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Speed | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 4260 | 4267 | 1 | 15 / 18 | ||||
| Defense Burst M Plus +4 | |||||||
| Raises M-DEF by 1 tier for 2 turns. Slightly recovers HP. | |||||||
| Damage (Base) | x1.43 | Target |  Single
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| Damage (3 dots) | x0 | Gauges | 3 | ||||
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 A boy from Twilight Town with a bit of an attitude problem.
| |||||||
| Kana | ハイネ B | ||||||
| Romaji | Haine B | ||||||
| JP Set | 23 | ||||||
| EN Set | 16 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Speed | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 5494 | 5503 | 1 | 15 / 18 | ||||
| Defense Burst M Plus +5 | |||||||
| Raises M-DEF by 1 tier for 2 turns. Slightly recovers HP. | |||||||
| Damage (Base) | x1.47 | Target | Single
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| Damage (5 dots) | x0 | Gauges | 3 | ||||
| Damage (Max) | x | SAB Tier |  3
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Hayner B is an Event Attack Medal in Kingdom Hearts Unchained χ / Union χ. Hayner B can be combined with Pence B, Olette B, and three Sea-Salt Ice Cream Medals to create Hayner & Pence & Olette.
It was available during the series of Union Cross Quests available from July 10 to 23, 2017 in the Japanese version, and July 24 to August 6 in the English version.