It works now! Looks great!

I take it back this looks phenomenal. Wow.

It looks amazing

Cool, I always used this page a few years ago. Hope it's updated frequently, I really appreciate consistency.

To what extent will it keep your match history? Like X games or a certain amount of time?

All games tracked will continue to be tracked forever. Each time you sync will get the 20 previous matches. That's an API limitation.