The 12th lord of chaos didn't come out YET... I wrote this on April 26 2010 so don't blame me if you see the 12th lord of chaos later.
THE first chaos lord is in Mobious.
The third chaos lord is vath in stalagbite.
The fourth Lord of chaos is Dragon Lord Vath in Dwarfhold.
The 12th Lord of Chaos is not yet revealed as of January 2011.
eschirion
the chaos shogun kitsune.from ara985
Kimberly.There's a 7th Lord of Chaos names Fledgermayne of Arcangrove. NEXTGEN12
Ledgermayne
you can't as of yet.
Chaos Dragonlord helm is dropped by the Chaos Lord Vath.
shadowbane of the underworld
dfight tham till ugt it