2 games · 2015–2018 · 2 classical · 0 online
Undheim 20 draws0 Madsen
100.0% for Undheim
Openings between them
| B06 | Modern Defense | 1 | 100.0% |
| D00 | Blackmar-Diemer Gambit Accepted: Ryder Gambit | 1 | 100.0% |
All games
| Madsen, De1578 | 0-1 | Undheim, B1878 | Xtracon Chess Open 2018 | 2018 |
| Undheim, B1899 | 1-0 | Madsen, De1678 | Politiken Cup 2015 | 2015 |