According to EBgames

'Customizable Heroes (party NPCs) that level up with the player, follow player instructions in combat, and use armor, weapons, and skills of the player’s choice.' I about cried...(The happy crying)

You may want to take a look at this whole thread;
http://www.guildwarsguru.com/forum/s...php?t=10010335

Look for the post by Gaile in there. That whole thread is about the information from EBGames.

Vilaptca