Depends on my mood and workout.
80s Mode
Firehouse
Iron Maiden
WASP
Skid Row
Mr. Big
Trance Mode
Tiesto
Paul O
Mauro Pic
Sometimes I work out to hard rock
Whitesnake, Bon Jovi
.
Anything really that lifts me up. I used to workout to melodic death metal, but that just got me angry. I focused on beating the shit out of the person who was using my bench instead of my own workouts.