Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2021 |  | Moïse Makoun | ||||
| 07/2021 | | Michiel Haentjens | GK |  | RSC Anderlecht U18 | U18 |
| 07/2021 | | Marouane Khamkhami | GK | |||
| 07/2021 | | Xander Vandermeirsch | GK | |||
| 07/2021 | | Jérôme Arens | DF |  | KAA Gent U16 | U16 |
| 07/2021 | | Kaïs Barry | DF |  | RSC Anderlecht U17 | U17 |
| 07/2021 | | Ethan Butera | DF | | RSC Anderlecht U18 | U18 |
| 07/2021 | | Maël Debondt | DF | |||
| 07/2021 | | Naim El Afaki | DF | |||
| 07/2021 | | Louis Vande Gucht | DF | |||
| 07/2021 |  | Mohamed Waki | DF | |||
| 07/2021 | | Rayane Bounida | MF | | RSC Anderlecht U18 | U18 |
| 07/2021 | | Aboubacar Conte | MF | |||
| 07/2021 | | Kenny Liema Olinga | MF | |||
| 07/2021 | | Steve Likebeli Nguikinde | MF | | RSC Anderlecht U18 | U18 |
| 07/2021 | | Basile Vroninks | MF | |||
| 07/2021 | | Nassim Azaouzi | FW | | RSC Anderlecht U18 | U18 |
| 07/2021 | | Gentian Belaj | FW | |||
| 07/2021 | | Jef Luyckx | FW | |||
| 07/2021 |  | Gassimou Sylla | FW | |||
| 07/2021 | | Luka Vereecken | FW | |||
| 07/2021 | | Aurelio Virisario | FW | |||
| 07/2021 |  | Ludovick Wola-Wetshay | FW | | RSC Anderlecht U17 | U17 |