you have to unlock achievements
Well if you have two live accounts on you could both get armour. For example barry067 and simon4539 you could both get armour on the same xbox and play online with it. Weras if your playing as a guest then you can't because they don't gain xp.
Gain an overkill in free-for-all playlist
When you collect all 10 pieces of the Abyssal Armour, War gets a completely new look, now dressed in a suit of blue-black armour. He also gains a resistance to enemy damage, and you will also gain an achievement.
To get Halo Reach Spartan armor you to do 2 steps.1 You have to gain exp to level up by playing different game modes.2 You will need to buy the armor to totally unlock the armor. To get credits, you need to play Matchmaking, the Campaign, or Firefight.To get the Halo Elite armor you need to gain certain levels
they gain "veterancy", meaning they get stronger and have more defence
armoured OD X 10 time and gain lay of armouring.
You can't the makers of the game didn't allow this so Microsoft could gain more money. In Halo you can though. HALO ROCKS!!
To gain technological levels as the covenant, you need to construct a Temple and upgrade it.
If your asking how to raise your rank of a class then, this is howFirst equip the Armour,you cant put other Armour on top of it as long as the Armour isn't another class. Then go find a monster and kill it, you will get exp for it in your class, it will be highlighted in blue. the more you rank up in the class, the more EXP you will gain per kill.
You gain achievement points for completing achievements, thus raising your gamer score.
Look it up on Youtube, play it. You have to play it in order to gain opinions, don't take it from others..
you have to gain 70 experience points, thus resulting in officer or lieutenant as it's called.