I played this game for a while and into act 1, I mainly played sova, and Jett, and I was okay at the game, I just made a new account, but am confused on who to play as at my skill level. Who do I main?

I don't know how I'm meant to sit anymore. Every mouse grip feels wrong. My body feels uncomfortable like it belongs to someone else. I have no idea how my desk used to be, does anyone have advice for finding your old comfortable position f...