Games like Black Skylands
Games like Black Skylands include Core Keeper, Terraria, Kenshi, Stardew Valley, and ARK: Survival Ascended. We matched them by the tags players give Black Skylands on Steam (Pixel Graphics, Open World, Sandbox, Top-Down Shooter, and Indie): closest matches first, and among equally close ones the better-known games.

Core Keeper
Shared: Open World · Pixel Graphics · Sandbox

Terraria
Shared: Sandbox · Pixel Graphics · Open World

Kenshi
Shared: Open World · Sandbox · RPG

Stardew Valley
Shared: Pixel Graphics · Sandbox · Simulation

ARK: Survival Ascended
Shared: Open World · Base Building · Sandbox

Necesse
Shared: Pixel Graphics · Open World · Sandbox

Don't Starve Together
Shared: Open World · Sandbox · Survival

Mount & Blade II: Bannerlord
Shared: Open World · Sandbox · RPG

Forager
Shared: Pixel Graphics · Indie · Sandbox

The Long Dark
Shared: Open World · Atmospheric · Sandbox

Graveyard Keeper
Shared: Pixel Graphics · Sandbox · Simulation

Sons Of The Forest
Shared: Open World · Base Building · Survival

Palworld
Shared: Open World · Indie · Survival

Space Engineers
Shared: Sandbox · Open World · Simulation

Fallout 4
Shared: Open World · Singleplayer · RPG

No Man's Sky
Shared: Open World · Sandbox · Survival

The Last Caretaker
Shared: Open World · Sandbox · Base Building

Enshrouded
Shared: Open World · Base Building · Survival

7 Days to Die
Shared: Open World · Base Building · Survival

RimWorld
Shared: Sandbox · Base Building · Simulation

The Forest
Shared: Open World · Survival · Sandbox

Scrap Mechanic
Shared: Sandbox · Open World · Base Building

Project Zomboid
Shared: Open World · Sandbox · Survival

The Witcher 3: Wild Hunt — Remastered
Shared: Open World · RPG · Atmospheric