They're so fun if you could find an opponent with double cards too
So I played the flash dunk event with Ben Simmons, and suddenly he was a Jedi.
It is believed by my league mate, that this happens if you leave the event on hold or not playing it for a while on the start screen when you see the court. I think this works too in drills.
Here's the action: https://youtu.be/3I8CNySD0Ck