For what it's worth here the rules to attend Blue Jays game in Buffalo.
If you are vaccinated, a negative COVID-19 test can be presented at the entrance per the Governor's guidelines and will allow for normal stadium seating. Blue Jays spokesperson explained that the team plans to be flexible and will accept a birth certificate, school ID, even a passport. The ID, like a driver's license, will just need to match the name on your vaccination card or proof of a negative test.
Those who are unvaccinated and without a COVID-19 test will be seated in separate sections with will have a 33 percent capacity limit and will require six-foot distancing with masks.
https://www.wgrz.com/article/news/local/questions-about-toronto-blue-jays-in-buffalo-2021/71-e2f00998-3707-4acc-b7cc-013b6c28617f