Dive into the abyss with "Subsea Survival" – where humanity’s last stand unfolds in the crushing darkness of a drowned world! [Special Features] SEIZE ABYSSAL WEALTH Scavenge rare minerals from hydrothermal vents, gather and utilize available materials for construction and research, enhancing sustainability of your underwater city. CONQUER THE DEEP OCEAN Dominate the ocean floor against millions of players worldwide. Expand your territory, control strategic trenches, and claim the title "Sovereign of the Deep" through ruthless strategy! JOIN AN ALLIANCE Unite or perish! Build alliances into unstoppable fleets. Coordinate deep-sea assaults and unleash collective fury on enemy bases! RECRUIT HEROES Recruit legendary Abyssal Champions of different talents and abilities. Their unique skills decide battles in the lightless void! CRUSH RIVAL CAPTAINS Outsmart enemy captains in tactical warfare. Loot abundant resources, rare relics and territory from fallen foes. Take your city t...