There will be four new playable characters, and many other interesting aspects of the game.
Gamer 2: The age of Warcraft is over dude, just accept it. Blizzard is just milking the series dry of as much money as they can. Guild Wars 2 is taking over now.
Gamer 1: But they have Kung-Fu Pandas and Pokemon now!
Gamer 2: It's finally over. Face it.
Wow player: Actually, I didn't really like it. I don't see what is so great about the game.
Guild Wars 2 Fan Boy: WHAT?!!! HOW DARE YOU INSULT THE GAME LIKE THAT! You must be playing it all wrong, you're an idiot!!!