Games like Aquamarine: Explorer's Edition
Games like Aquamarine: Explorer's Edition include Subnautica, The Long Dark, Subnautica 2, Subnautica: Below Zero, and No Man's Sky. We matched them by the tags players give Aquamarine: Explorer's Edition on Steam (Adventure, Survival, Point & Click, Turn-Based, and Comic Book): closest matches first, and among equally close ones the better-known games.

Subnautica
Shared: Survival · Underwater · Adventure

The Long Dark
Shared: Survival · Adventure · Exploration

Subnautica 2
Shared: Survival · Underwater · Exploration

Subnautica: Below Zero
Shared: Survival · Underwater · Adventure

No Man's Sky
Shared: Survival · Adventure · Exploration

Rise of the Tomb Raider™
Shared: Adventure · Survival · Exploration

ABZU
Shared: Adventure · Underwater · Atmospheric

This War of Mine
Shared: Survival · Atmospheric · Adventure

The Forest
Shared: Survival · Adventure · Exploration

In Other Waters
Shared: Adventure · Exploration · Point & Click

Rain World
Shared: Survival · Atmospheric · Exploration

The Walking Dead: Season Two
Shared: Adventure · Point & Click · Atmospheric

Endling - Extinction is Forever
Shared: Adventure · Survival · Atmospheric

Don't Starve Together
Shared: Survival · Adventure · Atmospheric

GRIS
Shared: Adventure · Atmospheric · Female Protagonist

Shelter 2
Shared: Adventure · Survival · Atmospheric

Shelter
Shared: Adventure · Survival · Exploration

Don't Starve
Shared: Survival · Adventure · Exploration

Pacific Drive
Shared: Survival · Exploration · Adventure

Curious Expedition 2
Shared: Adventure · Survival · Exploration

Cairn
Shared: Adventure · Exploration · Survival

Feed and Grow: Fish
Shared: Survival · Underwater · Adventure

Niche - a genetics survival game
Shared: Adventure · Turn-Based · Survival

Terraria
Shared: Survival · Adventure · Exploration