| Yellow | VS Club | Date | Sections | |
|---|---|---|---|---|
| 3 | Portland Timbers | 26-11-2018 | Western Conference Semi Final | Match details |
| 2 | Real Salt Lake | 11-11-2018 | Western Conference Semi Finals | Match details |
| 1 | Portland Timbers | 30-11-2018 | Western Conference Semi Final | Match details |
| 1 | Real Salt Lake | 05-11-2018 | Western Conference Semi Finals | Match details |
