Has there ever been a 13–13 in the Liga MX?

Never.

It would be a scorigami. Based on the average number of goals in the Liga MX, the chance of a game ending 13–13 is about 1 in 104,788,881,016,761,890.

Nearby scores

1. 14–12 Never
2. 14–13 Never
3. 14–14 Never
4. 13–12 Never
5. 13–13 Never
6. 12–12 Never