Subnautica Version 1.21 May 2026

Hello survivors,

✔️ Habitat Builder UI – less glitch, more glass corridors ✔️ Reapers now respect rock collision (mostly) ✔️ Peeper population rebalanced in Kelp Forest ✔️ Save corruption risk while near Thermal Plant → reduced subnautica version 1.21

We’ve released version 1.21 for Subnautica, focusing on technical depth rather than new content. Hello survivors, ✔️ Habitat Builder UI – less

Descend safely, survivors. 🎧🔦

No new leviathans (yet), but this patch polishes the deep: 🔧 Crash fixes & performance optimizations 📦 Habitat builder menu improvements 🐟 Creature behavior tweaks 🌙 Save game stability on larger bases survivors. 🎧🔦 No new leviathans (yet)

#Subnautica121 #CraterEdgeSurvivor

— Unknown Worlds