| Giraldilla Int. XD | 2018/11/30 11:45 | Alex Lane v Kai Schaefer | L | 2-0 |
| Giraldilla Int. XD | 2018/11/29 13:30 | Joran Kweekel v Kai Schaefer | W | 1-2 |
| Giraldilla Int. XD | 2018/11/23 11:20 | Mark Caljouw v Kai Schaefer | L | 2-0 |
| Giraldilla Int. XD | 2018/11/22 13:20 | Christo Popov v Kai Schaefer | W | 1-2 |
| Giraldilla Int. XD | 2018/11/21 18:00 | Joshua Magee v Kai Schaefer | W | 1-2 |
| Giraldilla Int. XD | 2018/10/31 16:20 | Kai Schaefer v Mark Caljouw | L | 0-2 |
| Giraldilla Int. XD | 2018/10/30 18:45 | David Kramer v Kai Schaefer | W | 0-2 |
| Czech Open | 2018/09/28 08:30 | Kai Schaefer v Subhankar Dey | L | 1-2 |