Face à face
| LOL - OPL Split 1 | 2020/02/08 08:00 | Chiefs v MAMMOTH | 1-0 |
| LOL - OPL Split 2 Playoffs | 2019/08/31 04:00 | Chiefs v MAMMOTH | 0-3 |
| LOL - OPL Split 2 | 2019/08/02 09:00 | MAMMOTH v Chiefs | 0-1 |
| LOL - OPL Split 2 | 2019/06/29 06:00 | Chiefs v MAMMOTH | 1-0 |
| LOL - OPL Split 2 | 2019/06/07 09:00 | MAMMOTH v Chiefs | 1-0 |
| LOL - OPL Split 1 | 2019/03/16 05:50 | Chiefs v MAMMOTH | 1-0 |
| Esports | 2019/02/15 08:00 | MAMMOTH v Chiefs | 1-0 |
| Esports | 2019/02/02 05:00 | Chiefs v MAMMOTH | 1-0 |
Home History
| LOL - OPL Split 1 | 2020/03/06 06:00 | Avant Gaming v MAMMOTH | 0-1 |
| LOL - OPL Split 1 | 2020/02/29 08:00 | Legacy v MAMMOTH | 1-0 |
| LOL - OPL Split 1 | 2020/02/28 06:55 | MAMMOTH v Gravitas | 1-0 |
| LOL - OPL Split 1 | 2020/02/22 08:00 | Dire Wolves v MAMMOTH | 1-0 |
| LOL - OPL Split 1 | 2020/02/21 06:00 | Pentanet.gg v MAMMOTH | 1-0 |
| LOL - OPL Split 1 | 2020/02/15 07:50 | Order v MAMMOTH | 1-0 |
| LOL - OPL Split 1 | 2020/02/14 07:00 | MAMMOTH v Avant Gaming | 0-1 |
| LOL - OPL Split 1 | 2020/02/08 08:00 | Chiefs v MAMMOTH | 1-0 |
Away History
| Oceania - Asia Minor Closed Qualifier | 2020/03/07 04:00 | Chiefs v Team Skyfire | 2-1 |
| Oceania - Asia Minor Closed Qualifier | 2020/03/07 01:00 | Chiefs v Rooster | 1-2 |
| ESL ANZ Championship, Playoffs | 2020/03/04 07:30 | Chiefs v Wideswing | 2-0 |
| LOL - OPL Split 1 | 2020/02/29 05:00 | Chiefs v Order | 1-0 |
| LOL - OPL Split 1 | 2020/02/28 05:00 | Avant Gaming v Chiefs | 0-1 |
| ESEA Premier Division, Australia | 2020/02/27 10:10 | Avant Gaming v Chiefs | 1-0 |
| ESEA Premier Division, Australia | 2020/02/26 11:10 | Chiefs v Airborne Esports Club | 1-0 |
| LOL - OPL Split 1 | 2020/02/22 06:00 | Chiefs v Pentanet.gg | 1-0 |