Get kills
Nope, Not Unless you get a Jtaged Xbox 360
You need the Spartan Officer achievement - get 50 xp in any playlist.
you have to go to halo3 mods .com on google and click on halo3 how to mod
You gain Hitpoints xp every time you engage in Combat. Whenever you hit someone/something, or get hit, you gain a small amount of xp, rarely more than 1 or 2, one reason why Hitpoints is a very slow skill.
Their isn't any cheats for Halo3
in my opinion halo 3odst
Complete the challenges
Halo3:O.D.S.T. come out on September 22nd
the buildings are for looks and a couple xp. nothing more. They also qualify for the architect ribbon which will gain you additional xp.
No you do not have to have halo3 to get halo3 odst.I have heard a few bad reviews of it but most are good so i suggest people should get it.
You can gain experience by collecting from businesses, houses, and city buildings. You can also gain experience by harvesting crops and visiting neighbors.
In order to gain Constitution Xp you must inflict damage on an NPC or in PvP and you will get 10% of the damage as constitution Xp.