Any drinking game, lets go!
probably... I'm not especially good at any game really but KOF would be good against a stranger, a stranger to the series.
I was also thinking Mario Kart, or some type of arcade racer. Looks like we'd be a good challenge! I'd also choose Battle Garegga becasue it's likely the other person has not played it, let alone know how scoring works.
Street Fighter II on SNES.
thats a big gamble tbh. so many people have formidable skills on that particular version. are you truly the best??
Play with Teletubbies on ps1.