X-COM: Terror from the Deep

The forces of Earth must take the turn-based, squad-level isometric strategy battle of X-COM: UFO Defense to underwater depths as a new alien menaces awakens in Earth's oceans. Take command of a squad of troops you equip and train to take on this new threat, and manage funds and research new weapons technology. Make sure that after forty years of alienless nature, they have an unwelcome visit.

International release dates:
Europe: Dec 15, 96