You unlock the odst armor by unlocking the UNSC SPARTAN achievement
you have to complete halo 3 odst on legendary, have xbox live and complete halo 3 on legendary
The Vidmaster Challenge is an Achievement that you have to unlock so you can get Recon Armor when Halo 3: ODST comes out.
The only way to get armor on ODST is to unlock it on campaign . Except recon wich you need Halo 3. By Mr. Happy Guy.
To get the recon armor you have to complete all the vidmaster achievements in halo3 and halo3 odst.
All in halo 3 and all in Halo 3 ODST.
Lucky for you, there is now a way to easily unlock recon armor. There are a few steps you must complete to unlock Recon armor in Halo 3. 1. Buy Halo 3: ODST 2. Create a bungie account. 3. Complete the vidmaster achievements on Halo 3 and Halo 3: ODST. There are 7 in all. 4. Under your account preferences, click Unlock Recon. You should now have recon armor. RUB IT IN THEIR FACES!!!
you get all the vidmaster achievements on halo 3 and halo 3 odst
Unlock Halo 3:ODST's Campaign Complete Achievement. Once you beat the ODST campaign, visit Halo Waypoint on the dashboard to unlock the item.
ODST and Mark V armor are the ones.
White
unfortunately without mods, it cannot be unlocked :L
get all the skulls easily u can you tube it also u can play multiplayer online to unlock items getting halo ODST u can unlock recon by doing the vidmaster challenges in halo odst and halo 3