Reccomend any online virtual worlds?

Moonlight - it's an adventure game and u can either be a human, vampire of werewolf

Garden Party! It's Strangly addicting!

Rusty Hearts (Action MMORPG that is free)
League of Legends.

That's all I can think of.

Petpet Park of Moshi Monsters? xD

"The world"
door Yuki Kajiura
Play through the world of [dot]HACK and pick from eight classes. Form partys with vrienden using bbcodes (game address. Like a seconde ip address) fight in dungeons, castles, the wild, pvp areas etc. Areas change over time, making every go through a new experience. 1000s of abilitys and a Max of 99 levels for each character making them as customizable as fuck. Weapon abilities and other skills that help u gain an edge in battle. Even hidden areas yet to be found, some lucky players even receiving. 1 of the special areas from the show; loaded with all kinds of goodies.
100% players choice in race, species, clothing, etc. Making every player character unique.
All kinds of shops and guilds with items of all kinds. Players can even set up there own shops!

A special exspansion pack can be purchased allowing meer abilities and special color schemes, a headset allowing u to talk to npc's in the take for special missions and a visor for meer personal experience