I've played (MMO wise) **deep breath**
WoW (since release)
EQ2 (release for a few months)
Dark Age of Camelot (few months)
CoH (since release till about 6 months ago)
CoV (few months)
SW:G (since release till the evil update)
LoTRO (beta and release for a few months)
Vanguard (beta... no one could fix that before release)
Warhammer online (beta 1 & 2)
AND I play TF2 currently and TFC and QW:ET in the past.