KVC Westerlo – Union SG : 1-4 31 Oct 2020RUSG Goals : 1′ Ciçek 1-0 8′ Nielsen 1-1 9′ Vanzeir 1-2 39′ Nielsen 1-3 45′ Vanzeir 1-40
Union SG – KSK Heist : 4-0 (CUP) 11 Oct 2020RUSG Goals : 20′ Sigurdarson 1-0 80′ Undav 2-0 83′ Vanzeir 3-0, pen 90′ Lapoussin 4-00
Union SG – Lommel SK : 4-2 04 Oct 2020RUSG Goals:22′ Vanzeir 1-029′ Brebels 1-145′ Hendrickx 1-2, pen50′ Vanzeir 2-261′ Lapoussin 3-265′ Teuma 4-20
RWDM – Union SG : 3-1 26 Sep 2020ADM Goals : 48′ Yagan 1-0, pen 70′ Mpati 2-0 78′ Labeau 2-1 83′ Electeur 3-10
Union SG – RFC Seraing : 3-2 19 Sep 2020ADM Goals 29′ Sigurdarson 1-0 33′ Sigurdarson 2-0 40′ Pierrot 2-1 57′ Mikautadze 2-2 71′ Nadrani 3-2 (own)0