A weekly boss material — up to 3 per week.
| Character | Element | Qty |
|---|---|---|
| Acheron | Lightning | 13 |
| Aglaea | Lightning | 13 |
| Anaxa | Wind | 13 |
| Archer | Quantum | 13 |
| Argenti | Physical | 13 |
| Ashveil | Lightning | 13 |
| Aventurine | Imaginary | 13 |
| Bailu | Lightning | 13 |
| Black Swan | Wind | 13 |
| Blade | Wind | 13 |
| Boothill | Physical | 13 |
| Bronya | Wind | 13 |
| Castorice | Quantum | 13 |
| Cerydra | Wind | 13 |
| Cipher | Quantum | 13 |
| Clara | Physical | 13 |
| Cyrene | Ice | 13 |
| Dan Heng • Imbibitor Lunae | Imaginary | 13 |
| Dan Heng • Permansor Terrae | Physical | 13 |
| Dr. Ratio | Imaginary | 13 |
| Evanescia | Physical | 13 |
| Evernight | Ice | 13 |
| Feixiao | Wind | 13 |
| Firefly | Fire | 13 |
| Fu Xuan | Quantum | 13 |
| Fugue | Fire | 13 |
| Gepard | Ice | 13 |
| Gilgamesh | Lightning | 13 |
| Himeko | Fire | 13 |
| Himeko • Nova | Fire | 13 |
| Huohuo | Wind | 13 |
| Hyacine | Wind | 13 |
| Hysilens | Physical | 13 |
| Jade | Quantum | 13 |
| Jiaoqiu | Fire | 13 |
| Jing Yuan | Lightning | 13 |
| Jingliu | Ice | 13 |
| Kafka | Lightning | 13 |
| Lingsha | Fire | 13 |
| Luocha | Imaginary | 13 |
| Mortenax Blade | Fire | 13 |
| Mydei | Imaginary | 13 |
| Phainon | Physical | 13 |
| Rappa | Imaginary | 13 |
| Rin Tohsaka | Quantum | 13 |
| Robin | Physical | 13 |
| Ruan Mei | Ice | 13 |
| Saber | Wind | 13 |
+47 more use it.
To calculate your characters, use the Star Rail Calculator.