Halo 4 Promethean Class and Weapons

GameInformer has reveal the Promethean Classes for Halo 4:

Knights

Minor:
 Defends the Requiem from invaders, and can call for back up.
  .Abilities: Summons Watcher
  .Weapons: Suppressor and Light Rifle

Lancer:
 Scout and Recon.
 .Abilities:Promethean Vision
 .Weapons:Light Rifle and Binary Rifle

Battle Wagon:
 If force is defeated, it will appear with heavy metal armor, and kills you in a second.
 .Abilities: Summons autosentry, and Hardlight sheilds
 .Weapons: Scattershot

Commander:
 By the name, it is the leader of Promethean force.
 .Abilities: Hardlight shield (Unsure), and floating autosentries.
 .Weapons: Incineration Cannon
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For more Info and Classes go to video:
http://www.youtube.com/watch?v=e1ipkPoL1yk