Subnautica 2 features a four-player co-op mode and achieved two million sales within 12 hours of its launch. The game entered early access on May 14 and peaked at over 651,000 simultaneous players across platforms, with Steam recording 467,582 players. More than one million players engaged with the game within an hour of launch, and 93% of reviews have been positive. Players are enjoying the experience, with positive feedback highlighting its visual appeal and content.