Creature tracker
Marrowbreach
A name people have been searching for ahead of launch. This page is a placeholder until we can see what is actually in the Early Access build.
Status as of May 14, 2026: The name "Marrowbreach" does not appear in any official Subnautica 2 press release, Steam description, or Xbox Wire post we have on file. We will update with verified information once the EA build is playable, rather than inventing stats.
What this page will cover after launch
- Whether "Marrowbreach" is a real in-game name in the scanner database or a community nickname.
- The biome and depth where it actually appears.
- Audio cue and approach distance, since series leviathans always announce themselves first.
- Threat radius and whether vehicles change the encounter.
- How a 4-player group should handle it: whether aggro stays on one diver or splits.
Related creature pages
Confirmed coverage while we wait on this one.