Athame Artis
Sword
Wish
A precious sword gifted by the Day King to the brave hero in the little witch's story, only for the witch to take it and defeat the hero herself.
Day King's Splendor Solis
CRIT DMG from Elemental Bursts is increased by 16%/20%/24%/28%/32%. When an Elemental Burst hits an opponent, gain the Blade of the Daylight Hours effect: ATK is increased by 20%/25%/30%/35%/40%. Nearby active party members other than the equipping character have their ATK increased by 16%/20%/24%/28%/32% for 3s.
Additionally, when the party possesses Hexerei: Secret Rite effects, the effects of Blade of the Daylight Hours are increased by an additional 75%. This effect can be triggered even if the equipping character is off-field.
| ASC | LVL | Base ATK | CRIT Rate | Ascension Materials |
| 0 | 1 | 46 | 7.2% | |
| 5 | 66 | 8.4% | ||
| 10 | 86 | 9.8% | ||
| 15 | 106 | 11.3% | ||
| 20 | 122 | 12.7% | ||
| 1 | 20 | 153 | 12.7% | 
5
5
3
10,000
|
| 25 | 173 | 14.2% | ||
| 30 | 194 | 15.6% | ||
| 35 | 214 | 17.1% | ||
| 40 | 235 | 18.5% | ||
| 2 | 40 | 266 | 18.5% | 
5
18
12
20,000
|
| 45 | 287 | 20% | ||
| 50 | 308 | 21.4% | ||
| 3 | 50 | 340 | 21.4% |
9
9
9
30,000
|
| 55 | 361 | 22.9% | ||
| 60 | 382 | 24.4% | ||
| 4 | 60 | 414 | 24.4% | 
5
18
14
45,000
|
| 65 | 435 | 25.8% | ||
| 70 | 457 | 27.3% | ||
| 5 | 70 | 488 | 27.3% |
9
14
9
55,000
|
| 75 | 510 | 28.7% | ||
| 80 | 532 | 30.2% | ||
| 6 | 80 | 563 | 30.2% | 
6
27
18
65,000
|
| 85 | 586 | 31.6% | ||
| 90 | 608 | 33.1% |