For MMORPGs I'd go for Maple story, but for an MMO experience that's free I'd highly recommend you Shattered Galaxy. It's an MMORTS with RPG elements in it and it's very well executed.
Tag(thx fkusumot) - "Yet again I completely fail to see your point..."
HD vs Wii, PC vs HD: http://www.vgchartz.com/forum/thread.php?id=93374
Why Regenerating Health is a crap game mechanic: http://gamrconnect.vgchartz.com/post.php?id=3986420
gamrReview's broken review scores: http://gamrconnect.vgchartz.com/post.php?id=4170835