| Alteria | ||||
 | Rarity | R | Conversion | 128 |
| Cost | 2 | Element | Water Element | |
| Class | Aquatic | Attack Type | Physical Close Range | |
| HP | 25 | Attack | 20 | |
| Movement Speed | 9 | Attack Range | 1 | |
| Line of Sight | 3 | Spotting Range | 5 | |
| Siege Power | 10 | Deployment Time | 7.5 sec | |
| Movement Type | Normal | Traits | - | |
| Requirement | 2 water units | |||
| Mermaid Invitation | SP | 2 | Casting Time | 1.5 sec |
| Attract an enemy within 4 tiles for 7.5 seconds. That unit can't activate skill. Can't be used on cost 7 or more units, commander, or building. | ||||
| Aqua Breath | Passive | |||
| Buff self when inside the Aqua Field, Attack +20, Speed +3. | ||||
| Backstory | ||||
| "The lapis lazuli maiden, Artelia" She is distressed by the falsely whispered mermaid legend that lures humans into the sea, but because it is true, she cannot deny it. She has been sent on a journey to find the stolen mermaid jewels, but everything she sees is fresh and full of detours. She knows the world of the mermaids will not be at peace forever. Recently, she has started to think about what she can do for the future of her family. She gets very angry when people treat her like a fish. "Mermaids aren't fish!" | ||||
CV：山根綺 (Yamane Aya)
Illustrator：rioka