Have played both at he highest level.
gb profile is KKonata I've played with people like ferocitys since bops1
For fighters I can teach Tekken, Street Fighter, Under Night In Birth, Mortal Kombat X or 9, Soul Caliber, Battle High, JoJos bizzare adventure stardust crusaders(only can help you if you're a dio player idk how to play anybody else) street fighter i can teach ANY char on ANY game (baring a few but nobody plays them so I doubt it will be an issue) I CANNOT help you with GG Xrd I don't play it, but from what my friends say, go Learn Elphelt and enter tournaments, it's that simple.
How much you pay me depends on how much you want to learn and over
How long a period of time. For single simple concepts or questions I will do free work.
i.e (snaking in cod, or crouch teching in street fighter)