Possibly AU crossover between Halo and Subnautica. In 2186, the Aurora, a ship of unidentified class built by Alterra, and the Idolageian, a Phoenix-class vessel built by Misriah Shipyards, are sent to Planet 4546-B on a routine terraforming mission. When the Aurora is strcuk by an unknown projectile, the mission is changed. Humanity is about to wake up.
Crossover - Halo & SubNautica - Rated: T - English - Sci-Fi/Adventure - Chapters: 2 - Words: 4,145 - Reviews: 4 - Favs: 21 - Follows: 25 - Published: 4/6/2016