Vanilla Hardcore Save. More Leviathans....A lot more
subnautica — Mods & Enhancements
A Subnautica save file that adds many extra leviathans to the world, with some MK1 and base vehicle upgrades left in wrecks. Doors remain unopened, but some PDA entries won't play because the author already entered those zones. Designed for players seeking a harder, more dangerous playthrough.
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MiscellaneousExample
Downloads: 1,142 | Endorsements: 34💡 Notes
By Hapyy | v1.32 | 34 endorsements
🎯 Tips & Tricks
Back up your original save files before replacing them with this one.
Expect to encounter leviathans in areas you thought were safe — plan your routes carefully.
Since some PDA entries won't play, you may want to check the wiki for story context if you're not a veteran.
🔧 Troubleshooting
Mod not working
Check load order and required dependencies. Read the full mod description.
⚠️ Common Mistakes
- Installing multiple mods that modify the same files without checking compatibility
👍 Pros
- Turns Subnautica into a horror game with leviathans everywhere (34 endorsements)
- Vehicle upgrades in wrecks give you a head start without breaking progression
- Unopened doors mean you still get the full exploration experience
👎 Cons
- Some PDA entries are permanently missed because the author already entered those zones
- Last updated in 2021 — may not work with the latest Subnautica patches
- No install instructions or compatibility notes provided by the author