The League Cup was a short-lived tournament similar in format to the Adidas Cup but run by the K-League instead of the KFA. Busan Daewoo Royals dominated it, winning the trophy on two of the four occasions and finishing runners-up once. It was discontinuted after the 2000 season.
Previous Winners
| Year | Team |
| 1997 | Busan Daewoo Royals |
| 1998 | Busan Daewoo Royals |
| 1999 | Suwon Samsung Bluewings |
| 2000 | Bucheon SK |
The League Cup was a short-lived tournament similar in format to the Adidas Cup but run by the K-League instead of the KFA. Busan Daewoo Royals dominated it, winning the trophy on two of the four occasions and finishing runners-up once. It was discontinuted after the 2000 season.
Previous Winners
| Year | Team |
| 1997 | Busan Daewoo Royals |
| 1998 | Busan Daewoo Royals |
| 1999 | Suwon Samsung Bluewings |
| 2000 | Bucheon SK |