Main stream gamer incoming:
Xbox 360:
Call of Duty 4,5,6,7
Halo Reach
PC:
Battlefield Bad Company 2
Portal 1,2
Starcraft 2
League of Legends
Left4Dead2
World of Warcraft
Some games I used to play a lot:
Counter Strike
Age of Empires and Age of Mythology (My favorite childhood games
)
Spyro for the PlayStation
Star Wars Battlefront 1 and 2 on the PS2
AION
Pokemon on my game boy (so many of their games
)