This page is about the Assist skill Gray Waves. For the Tactics Drills map, see Skill Studies 39: Gray Waves.
| Name | Range | Description | SP | Required |
|---|---|---|---|---|
| Gray Waves | 1 | Grants another action to target ally, and if target is an infantry or flying ally, target can move 1 extra space. (That turn only. Does not stack. Cannot target an ally with Sing or Dance. This skill treated as Sing or Dance.) | 400 | Sing |
| This skill can only be equipped by its original unit. | ||||
* Unused restrictions: Cannot use: 
Effects
| Effects | Targets | Conditions |
|---|---|---|
| Status effects | ||
 Mobility increased |  Infantryor  Flying Target Ally | Target Ally doesn't have a  Dance Assistor  Isolation |
| Map effects | ||
| Another action | Target Ally | Target Ally doesn't have a Dance Assistor Isolation |
Notes
- Gray Waves applies the Mobility increased status effect.
- Any 【Bonus】 on a unit lasts until the start of that unit's next phase. If Mobility increased is acquired during the enemy phase, it will disappear when the next player phase begins.
- Mobility increased does not stack with
Gallop, only the highest movement boosting value will be applied. 
Gravity and 
Stall will negate the effects of Mobility increased.
- Any 【Bonus】 on a unit lasts until the start of that unit's next phase. If
List of owners
| Unit | Skill chain | ||
|---|---|---|---|
 | Sing 5  | Gray Waves 5 | – |
 | Sing 5 | Gray Waves 5 | Gray Waves II 5 |
In other languages
| Language | Name |
|---|---|
| Japanese | ユラリユルレリ |
| German | Graue Wellen |
| Spanish (Europe) | Grises olas |
| Spanish (Latin America) | Olas grises |
| French | Vagues grises |
| Italian | Grigie onde |
| Traditional Chinese (Taiwan) | 悠悠搖曳 |
| Portuguese | Ondas cinza |