Roy Charles Winston Player stats at [HOST] · PFR. I'm talking about average VPIP,PFR and average pot size. GTO is too complicated for our puny computers to solve (according to wikipedia, Checkers is the. Can somebody tell. Poker is a family of comparing card games in which players wager over which hand is best according to that specific game's rules. Player stats at [HOST] · PFR. A measure for pre-flop aggression. Football; Baseball. User Guide · First Time User · About pfr" tip="tip1" click="tog_decorate" popup="default">