KH 3D Riku
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
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| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 1333 | 1306 | 1 | 15 / 18 | ||||
| Valor's End | |||||||
| Deals 5 extremely powerful hits. | |||||||
| Damage | x2.80 | Target |  Single
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| Gauges | 4 | ||||||
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
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| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 1968 | 1928 | 1 | 15 / 18 | ||||
| Valor's End +1 | |||||||
| Deals 5 extremely powerful hits. | |||||||
| Damage | x2.84 | Target | Single
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| Gauges | 4 | ||||||
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
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| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 2540 | 2488 | 1 | 15 / 18 | ||||
| Valor's End +2 | |||||||
| Deals 7 extremely powerful hits. | |||||||
| Damage (Base) | x2.87 | Target | Single
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| Damage (1 dot) | x2.91 | Gauges | 4 | ||||
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
| |||||||
| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 3166 | 3101 | 1 | 15 / 18 | ||||
| Valor's End +3 | |||||||
| Deals 7 extremely powerful hits. | |||||||
| Damage (Base) | x2.91 | Target | Single
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| Damage (2 dots) | x3.10 | Gauges | 4 | ||||
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
| |||||||
| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 3945 | 3865 | 1 | 15 / 18 | ||||
| Valor's End +4 | |||||||
| Deals 11 extremely powerful hits. | |||||||
| Damage (Base) | x2.98 | Target | Single
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| Damage (3 dots) | x0 | Gauges | 4 | ||||
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 A Keyblade-wielding boy who takes on the Mark of Mastery exam.
| |||||||
| Kana | リク KH3D Ver | ||||||
| Romaji | Riku KH3D Ver | ||||||
| JP Set | 2 | ||||||
| EN Set | 3 | ||||||
| Class | Type | Attributes | |||||
| Event | Attack | Power | Upright | ||||
| STR | DEF | Trait Slots | Spirit Points | ||||
| 5088 | 4984 | 1 | 15 / 18 | ||||
| Valor's End +5 | |||||||
| Deals 12 extremely powerful hits. | |||||||
| Damage (Base) | x3.10 | Target | Single
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| Damage (5 dots) | x0 | Gauges | 4 | ||||
| Damage (Max) | x | SAB Tier |  1
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KH 3D Riku is an Event Attack Medal in Kingdom Hearts Unchained χ / Union χ.
KH 3D Riku was available during the Celebrate KH 2.8 Announcement! event from October 6 to October 20, 2015 in the Japanese version and June 17 to July 3, 2016 in the English version.