ESL Open Cup #91 Korea
| Rank | Participant | ||
| 1 |  |   Byun | +212 |
| 2 |  |  Zoun | +132 |
| 3 | |  Nice | +75 |
 |  Dark | +75 | |
| 5 | | Rex | +37 |
| Prince | +37 | |
| Ryung | +37 | |
| Percival | +37 | |
| 9 |  |  MacSed | +16 |
| Eternity | +16 | |
| naxiN | +16 | |
| kjj | +16 | |
| Hyperion | +16 | |
 | Cyan | +16 | |
| kiwian | +16 | |
| Takanashi | +16 | |
| 17 | |  Adrrich | +7 |
| Change | +7 | |
|  marco | +7 | |
|  Oreo | +7 | |
|  kazmir | +7 | |
| Gemini | +7 | |
| HonMono | +7 | |
| Annex | +7 | |
| CHAO | +7 | |
|  NeO | +7 | |
| Unobomber | +7 | |
| Fork | +7 | |
|  Dash | +7 | |
|  asral | +7 | |
| Slayer | +7 | |
| Azure | +7 | |
What you need to know
ESL Open Cup #91 Korea was a Starcraft 2 tournament that ended on October 3, 2021 with 32 participants and 800 dollar prize money.
Byun was the best player of the tournament. He won a Starcraft tournament for the 41. time in his 57. final.
Best players before the event
(by ranking points)
| 1. | Dark | 8.506 |
| 2. | Byun | 7.991 |
| 3. | Nice | 5.719 |
| 4. | Zoun | 5.320 |
| 5. | MacSed | 2.046 |
| 6. | Cyan | 1.503 |
| 7. | Rex | 1.459 |
| 8. | Percival | 961 |
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