Guild Wars 2

hello
I want to ask for some help in picking a good class for pvp and wvw,i was thinking Guardian but im looking for a class that can hit hard or can burst but dont think Guardian can do that.

hello
So i’m trying gw2 for the first time,i never played any gw games but i tho i give it a try as wow is so boring for me at this time.Somethings i want to ask,hope ya can help me with are.
What server has the most players?
Is this game like wow that they have faction? like alliance or horde
is the pvp like wow where u have the pvp gear and then u have pve gear? in wow using pvp gear in pvp u take less damage from player,is it the same in gw2?
last what class is “best” for soloing and pvp. thx for the help