I play:
(PC)
GraalOnline
League of Legends
DC Universe
Dungeons and Dragons Online
Minecraft
Runescape (almost never)

(iPad)
Heroes of Order and Chaos
Order and Chaos Online
Rage of Bahamut
Nimble Quest
Dead Trigger
Dungeon Hunter 3 (finished 1 and 2)
Clash of Clans
Deepworld
Subway Surfer
GraalOnline

(PS3)
Call of Duty: Black Ops 2
Assassins Creed (any)
Uncharted: Among Thieves
Little Big Planet

I probably missed a good portion of the games I play every week but those are the ones I can think of off the top of my head