The Underwater Islands biome holds the next important piece of Aurora wreckage. Most notably, this outing will net us the Prawn Suit Drill Arm, Cyclops Engine, and Stasis Rifle blueprints. Key Blueprints In addition to various decorative items, these blueprints can be found at the wreck: Prawn Suit Drill Arm – This upgrade allows the … Continue reading Subnautica: Finding the Underwater Islands Wreck