The_Unchosen_One
Superstar
If the game is close im pacing in front of the tv back and forth, if its a blowout or single player usually kicking back on the couch recliner playing
I have two things. It depends on how I need to be intense. Say for example if I am playing 2K NBA Playoffs, or about to do a Major 16 Player race in GTA Online; I like to grab some talc and powder the hands before I begin. With the analogs, I have a fear my thumbs will slip and kill my chances.
If the situation is more intense, my mind goes into a zone, I block out all external stuff; my mind and hearing focused on the screen. Should I get victorious, I like toss my control to the side and flex like Brock Lesnar or Chuck Liddell after a victory and scream.
Let me find out you throwin powder up before game like 'Bron 
have fun
