Head to Head
| Korean KBO | 2021/05/18 09:30 | Kiwoom Heroes v Samsung Lions | W | 15-3 |
| Korean KBO | 2021/04/04 07:28 | Samsung Lions v Kiwoom Heroes | W | 4-7 |
| Korean KBO | 2021/04/04 05:00 | Samsung Lions v Kiwoom Heroes | W | 4-7 |
| Korean KBO | 2021/04/03 05:00 | Samsung Lions v Kiwoom Heroes | W | 1-6 |
| Korean KBO Exhibition | 2021/03/23 04:00 | Kiwoom Heroes v Samsung Lions | D | 3-3 |
| Korean KBO | 2020/09/20 05:00 | Kiwoom Heroes v Samsung Lions | L | 6-14 |
| Korean KBO | 2020/09/19 08:00 | Kiwoom Heroes v Samsung Lions | W | 8-7 |
| Korean KBO | 2020/08/30 08:00 | Samsung Lions v Kiwoom Heroes | W | 2-3 |
Home History
| Korean KBO | 2021/05/18 09:30 | Kiwoom Heroes v Samsung Lions | W | 15-3 |
| Korean KBO | 2021/05/16 05:00 | Hanwha Eagles v Kiwoom Heroes | W | 1-5 |
| Korean KBO | 2021/05/15 05:00 | Hanwha Eagles v Kiwoom Heroes | W | 1-15 |
| Korean KBO | 2021/05/14 09:30 | Hanwha Eagles v Kiwoom Heroes | L | 6-1 |
| Korean KBO | 2021/05/13 09:30 | Kiwoom Heroes v Doosan Bears | W | 14-13 |
| Korean KBO | 2021/05/12 09:30 | Kiwoom Heroes v Doosan Bears | W | 3-0 |
| Korean KBO | 2021/05/11 09:30 | Kiwoom Heroes v Doosan Bears | L | 2-3 |
| Korean KBO | 2021/05/09 08:00 | Kiwoom Heroes v SSG Landers | L | 3-4 |
Away History
| Korean KBO | 2021/05/18 09:30 | Kiwoom Heroes v Samsung Lions | L | 15-3 |
| Korean KBO | 2021/05/17 09:30 | Samsung Lions v LG Twins | W | 3-1 |
| Korean KBO | 2021/05/15 08:00 | Samsung Lions v LG Twins | L | 4-14 |
| Korean KBO | 2021/05/14 09:30 | Samsung Lions v LG Twins | L | 3-4 |
| Korean KBO | 2021/05/13 09:30 | Samsung Lions v KT Wiz | W | 4-0 |
| Korean KBO | 2021/05/12 09:30 | Samsung Lions v KT Wiz | W | 7-5 |
| Korean KBO | 2021/05/11 09:30 | Samsung Lions v KT Wiz | L | 6-9 |
| Korean KBO | 2021/05/09 05:00 | Lotte Giants v Samsung Lions | W | 6-8 |