Halo: Reach - Getting to Fileshares (AchHntrDotCom) - YouTube Jack and Geoff from Achievement Hunter (RoosterTeeth subsidiary) explain how to access fileshares through Halo: Reach. AchHntrDotCom is the achievement hunter gamertag with Halo: Reach files. If you want to find another users files, type in a different gamertag where they type AchHntrDotCom.