Games like Merchant's Game
Games like Merchant's Game include 鬼谷八荒 Tale of Immortal, Stardew Valley, Terraria, Graveyard Keeper, and WorldBox - God Simulator. We matched them by the tags players give Merchant's Game on Steam (Adventure, Simulation, Sandbox, Life Sim, and Choose Your Own Adventure): closest matches first, and among equally close ones the better-known games.

鬼谷八荒 Tale of Immortal
Shared: Simulation · Sandbox · Adventure

Stardew Valley
Shared: Life Sim · Simulation · Pixel Graphics

Terraria
Shared: Sandbox · Adventure · 2D

Graveyard Keeper
Shared: Simulation · Sandbox · Pixel Graphics

WorldBox - God Simulator
Shared: Sandbox · Simulation · Life Sim

Reigns
Shared: Life Sim · Adventure · Choose Your Own Adventure

People Playground
Shared: Sandbox · Simulation · 2D

Potion Craft: Alchemist Simulator
Shared: Simulation · Sandbox · 2D

Yes, Your Grace
Shared: Pixel Graphics · Life Sim · Medieval

Totally Accurate Battle Simulator
Shared: Simulation · Sandbox · Adventure

Noita
Shared: Sandbox · Pixel Graphics · 2D

The Test
Shared: Simulation · Choose Your Own Adventure · Pixel Graphics

Disney Dreamlight Valley
Shared: Life Sim · Adventure · Simulation

Paralives
Shared: Simulation · Life Sim · Sandbox

The Sims™ 3
Shared: Simulation · Life Sim · Sandbox

Growing Up
Shared: Life Sim · Simulation · Adventure

The Sims™ 4
Shared: Life Sim · Simulation · Sandbox

Littlewood
Shared: Simulation · Life Sim · Pixel Graphics

My Time at Portia
Shared: Life Sim · Simulation · Adventure

Mon Bazou
Shared: Sandbox · Life Sim · Choose Your Own Adventure

The Escapists
Shared: Simulation · Pixel Graphics · 2D

Crusader Kings III
Shared: Simulation · Life Sim · Sandbox

Fields of Mistria
Shared: Life Sim · Simulation · Pixel Graphics

Not Tonight
Shared: Simulation · Life Sim · Pixel Graphics