| Name | Cooldown | Description | SP | Required |
|---|---|---|---|---|
| Radiant Aether | 4 | During combat, treats foe's Def/Res as if reduced by 50%. Restores HP = 50% of damage dealt. |
500 | Sol,Luna |
| This skill can only be equipped by its original unit. | ||||
* Unused restrictions: Cannot use: 
Notes
Has the combined effect of 
Sol and Luna.
List of owners
| Unit | Skill chain | |||
|---|---|---|---|---|
 | Daylight 5  | Sol 5 | Radiant Aether 5 | – |
 | Daylight 5 | Sol 5 | Radiant Aether 5 | – |
 | Daylight 5 | Sol 5 | Radiant Aether 5 | Radiant Aether II 5 |
In other languages
| Language | Name |
|---|---|
| Japanese | 蒼の天空 |
| German | Strahlender Aithir |
| Spanish (Europe) | Éter fulgurante |
| Spanish (Latin America) | Éter fulgurante |
| French | Éther radieux |
| Italian | Etere fiammante |
| Traditional Chinese (Taiwan) | 蒼藍天空 |
| Portuguese | Éter radiante |