Guild Wars 2
League of Legends
World of Warcraft: Hall of Fame
While the core players always stay true and active, several other people come and go through various shifts to different games, most notably (but not limited to): Aion, Battlefield 3, Call of Duty: Modern Warfare 1 & 2, Dragon Age: Legends, Final Fantasy XIV, Killing Floor, Star Wars: The Old Republic, Unreal Tournament, WarRock.
Listing them all would be nigh impossible, suffice to say we love you all and remember each and every one of you.
Yes, it sounds creepy.
No, I'm not going to rephrase.