Good Samaritan
From Halopedia, the Halo wiki
Good Samaritan
Good Samaritan is an Achievement in Halo 3: ODST. It is awarded for not killing any Engineers in the hub level Mombasa Streets, in single player or Co-op. It is worth 20 Gamerpoints.[1] This achievement will unlock ODST Ballistic Battle Armor for your Xbox Live avatar when Halo Waypoint launches.[2]
It is represented by an ODST helmet looking upwards shown in a soft, white light.
Sources
