Obviously this won’t work for all sports, but things like football, track, soccer, it would allow for de-gendered team, even allowing athletes with the skills but not the genetically-endowed physical attributes to have a place to play.
Note: I know very little about sports and being on a sports team, so please point out anything that doesn’t make sense.
The classic kung fu paradox. We can’t compete, because this technique is so powerful it would kill the opponent! That’s why they perform so well in MMA. /s