John Czubko
Louisville Regionals (2026-10-09)
Placement1925/2928Record2/5/1Prev. Elo1000New Elo935 (−65)Prev. Rank-New Rank#43165 (new)
Full standings for Louisville Regionals 2027
Matches
| Round | Opponent | Opp. Rank | Opp. Elo | Result | Elo |
|---|---|---|---|---|---|
| R8 |  Andy Jeon | - | 968 | Loss | 935 (−24) |
| R7 | Benedict Brenner | #10820 | 1047 | Loss | 959 (−23) |
| R6 | Oscar Marcial | #41931 | 955 | Loss | 982 (−37) |
| R5 | Erich Schuler | #31723 | 982 | Tie | 1019 (−4) |
| R4 | Ryan Ferry | #12646 | 1056 | Win | 1023 (+46) |
| R3 |  Josh Lu | #1144 | 1210 | Loss | 977 (−18) |
| R2 | Lucian Stevens | - | 962 | Win | 995 (+48) |
| R1 | Jesse Rosborough | #32220 | 978 | Loss | 947 (−53) |