| Name | Type | Role | |
|---|---|---|---|
| DXMON | Guest Star | ||
| Han Yu-jin | Guest Star | Yujin | |
| Kim Min-jun | Guest Star | Rex | |
| Kim Tae-Rae | Guest Star | Taerae | |
| Takizawa Seita | Guest Star | Seita | |
| Kim Ji-woong | Guest Star | Jiwoong | |
| Shěn Quánruì | Guest Star | Ricky | |
| Baek Min-jae | Guest Star | Minjae | |
| Zhāng Hào | Guest Star | Zhang Hao | |
| Kim Gyu-vin | Guest Star | Gyuvin | |
| Shin Young-seo | Guest Star | Hee | |
| Sung Han-bin | Guest Star | Hanbin | |
| ZEROBASEONE | Guest Star | ||
| Park Gun-wook | Guest Star | Gunwook | |
| Kim Taek-yu | Guest Star | TK | |
| Matthew Seok | Guest Star | Matthew |