Dungeons and Dragons Online is NOT on that list?
I created a Free to Play guide for this game (it's indeed possible to play that game 100% free - I'm the proof of that):
BTW, this page is hosted by x10hosting
Here is one more game I must mention (it's actually Heroes of Might and Magic game, online version, Free to Play):
(please use this link when you register, that way you'll earn me some gold )