Xemnas A
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 The 1st member of Organization XIII. He directs the group as its leader.
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| Kana | ゼムナス | ||||||
| Romaji | Zemunasu | ||||||
| JP Set | 6 | ||||||
| EN Set | 6 | ||||||
| Class | Type | Attributes | |||||
| Rare | Attack | Power | Reversed | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 4354 | 4027 | 1 | 15 / 18 | ||||
| Rosea Arcanum +4 | |||||||
| Deals 13 hits. Inflicts more damage the more special attacks used in succession. | |||||||
| Damage (Base) | x2.35~3.62 | Target |  Single
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| Damage (3 dots) | x0 | Gauges | 3 | ||||
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 The 1st member of Organization XIII. He directs the group as its leader.
| |||||||
| Kana | ゼムナス | ||||||
| Romaji | Zemunasu | ||||||
| JP Set | 6 | ||||||
| EN Set | 6 | ||||||
| Class | Type | Attributes | |||||
| Rare | Attack | Power | Reversed | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 5615 | 5194 | 1 | 15 / 18 | ||||
| Rosea Arcanum +5 | |||||||
| Deals 13 hits. Inflicts more damage the more special attacks used in succession. | |||||||
| Damage (Base) | x2.41~3.68 | Target | Single
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| Damage (5 dots) | x0 | Gauges | 3 | ||||
| Damage (Max) | x | SAB Tier |  3
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Xemnas A, previously known as "Xemnas", is a Rare Attack Medal in Kingdom Hearts Unchained χ / Union χ.
In the English version, one of each Organization XIII A Medals with their Special Attack strengthened 5 times, including a Xemnas A Medal, and a Scrooge Medal with the ATK B III Max & SP GA II Skill were given away on May 23, 2017 to players who obtained both Key Art #6 and Key Art #7, or unlocked the Special Attack Bonus for one of them before May 23, 2017.