| Rarity | ★★★★★ |
| Class | Caster |
| True Name | Merlin |
| Gender | Female |
| Source | Legend of King Arthur · other |
| Region | Western European Countries |
| Alignment | Chaotic Good |
| Height | 156cm |
| Weight | 20kg |
| Strength | E |
| Endurance | E |
| Agility | C+ |
| Magic | A++ |
| Luck | A |
| Noble Phantasm | A |
| Character Setting | Sakurai Hikaru, Nasu Kinoko |
| Illustrator | Taiki |
| Character Voice | Kawasumi Ayako |
| Major Appearances | Fate/Grand Order Arcade, Fate/Grand Order |