go to the menu were you can personalize you charter pick on and it is not rookie it will allow you to take it off.
When you buy ODST it comes with a halo 3 matchmaking disc called mythic, it comes with the helm. Start> right stick tap right>apperance>armour> Helmet> ODST
you have to have odst and it comes with an halo 3 mythic multiplayer disk and you get it with that
Unlock Halo 3:ODST's Campaign Complete Achievement. Once you beat the ODST campaign, visit Halo Waypoint on the dashboard to unlock the item.
the recon helmet for halo 3 is unlocked by completing all of the vidmaster challenges in halo 3 and halo odst
You have to get the spartan graduate achievement by playing on Xbox Live
No there isn't, the ODST is just a Helmet there is no body or shoulder to the armor. To get the helmet just play online until you get to the rank of private which can take as little as 4 games.
No all 1000 need to be on halo 3
You can use pepakura files. go on google and type "Halo Costuming wikia":D
in HALO 3 you are a Spartan and in HALO 3 ODST you are a Orbital Drop Strike Trooper (ODST)
you unlcok captain dare the woman with recon helmet
Use the ODST helmet, shoulders, chest, default wrist. In the cut scenes the ODST's had black visors but during gameplay they had silver visors. Hope this helps :)
Yes you can get the mongoose on Halo ODST