| Club Friendlies (Regulation Only) | 2018/08/17 11:15 | Mountfield HK U20 v Eisbären Berlin U20 | W | 9-1 |
| Club Friendlies (Regulation Only) | 2021/08/13 16:00 | Adler Mannheim U20 v Mountfield HK U20 | W | 2-5 |
| Club Friendlies (Regulation Only) | 2021/08/05 14:00 | HC Kometa Brno U20 v Mountfield HK U20 | L | 4-2 |
| Club Friendlies (Regulation Only) | 2021/07/29 11:00 | Mountfield HK U20 v HC Kometa Brno U20 | W | 4-2 |
| Czech Republic Extraliga U20 | 2020/10/02 15:00 | Mountfield HK U20 v HC Kometa Brno U20 | L | 5-6 |
| Czech Republic Extraliga U20 | 2020/09/25 16:00 | HC AZ Havirov U20 v Mountfield HK U20 | L | 2-1 |
| Czech Republic Extraliga U20 | 2020/09/05 10:00 | Slavia Praha U20 v Mountfield HK U20 | L | 4-3 |
| Club Friendlies (Regulation Only) | 2020/08/25 10:30 | Slavia Praha U20 v Mountfield HK U20 | W | 0-5 |
| Club Friendlies (Regulation Only) | 2020/08/20 10:00 | Olomouc U20 v Mountfield HK U20 | W | 0-5 |
| Club Friendlies (Regulation Only) | 2021/08/07 09:30 | Karlovy Vary U20 v Eisbären Berlin U20 | W | 4-5 |
| Club Friendlies (Regulation Only) | 2018/08/17 11:15 | Mountfield HK U20 v Eisbären Berlin U20 | L | 9-1 |