Data Hive is the ninth and penultimate campaign level of Halo 3: ODST. It is set in the immense data facility below the city of New Mombasa, where the Covenant are trying to gain access to the Superintendent's data core. It is the first linear level in the game after the hub. Completing this level on Normal or higher unlocks the Data Hive achievement and the Chasm Ten Firefight map. Completing this level on legendary will unlock the playable Dare character in firefight.