Subnautica: Below Zero Divethrough. Part 6 of 11. Maida's base. Crystal Caves. Shadow Leviathan.

In which we
explore:
- Marguerit Maidas base
- Crystal Caves
acquire / make:
- defensive module for seaglide
- spy pengling
- water filtration suit
- prawn suit
- grappling arm
- propulsion arm
- test kit
- docking module
- architect constituent parts (organs)
meet:
- Shadow Leviathan