After ten hours with the hugely anticipated Subnautica 2, I've been captivated by an irresistible mystery at its core - and it's rewarding, isolating sense of adventure (opens in new tab)

At the end of Subnautica 2's prologue, fear has already set in - and I haven't even reached its new ocean planet, Proteus, yet. I'm not thalassophobic by any means, but right from the off, Subnautica 2 - my first experience with developer Unknown Worlds' hugely popular survival series - is enough to make anyone uncomfortable. After finding myself inside a ruined underwater base on a completely different planet, where I discover a fellow Pioneer has already taken it upon themselves to cut thei...