I used to listen to music while playing games but then I found out I was missing out on a lot of great video game music. And in this day and age there's so much dialogue in games I can't be listening to music.
I'll listen to music when I'm grinding in RPGs though. Nothing specific though.
01/18 & 01/19 -- Godspeed You! Black Emperor and Neurosis (in Montreal)
02/08 -- Dark Tranquility
04/11 -- Black Sabbath
04/24 -- Nile