Games like The Unexpected Quest Prologue
Games like The Unexpected Quest Prologue include Where Winds Meet, Totally Accurate Battle Simulator, Once Human, This War of Mine, and Manor Lords. We matched them by the tags players give The Unexpected Quest Prologue on Steam (Free to Play, Simulation, City Builder, Strategy, and Adventure): closest matches first, and among equally close ones the better-known games.

Where Winds Meet
Shared: Free to Play · Action-Adventure · Adventure

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Adventure

Once Human
Shared: Free to Play · Simulation · Adventure

This War of Mine
Shared: Strategy · Simulation · Choices Matter

Manor Lords
Shared: Simulation · City Builder · Strategy

Cities: Skylines
Shared: Simulation · City Builder · Strategy

Planet Coaster 2
Shared: Simulation · Strategy · City Builder

Frostpunk
Shared: City Builder · Strategy · Simulation

Against the Storm
Shared: Simulation · Strategy · City Builder

Age of Empires III: Definitive Edition
Shared: Strategy · City Builder · Base Building

Aimlabs
Shared: Free to Play · Simulation · Adventure

Frostpunk 2
Shared: City Builder · Strategy · Simulation

SMITE®
Shared: Free to Play · Strategy · Simulation

Banished
Shared: City Builder · Simulation · Strategy

Workers & Resources: Soviet Republic
Shared: Simulation · City Builder · Strategy

Infection Free Zone
Shared: City Builder · Strategy · Simulation

Kingdoms and Castles
Shared: City Builder · Simulation · Strategy

Thronefall
Shared: City Builder · Strategy · Base Building

Prison Architect
Shared: Simulation · Strategy · City Builder

War Thunder
Shared: Free to Play · Simulation · Action

Idle Champions of the Forgotten Realms
Shared: Free to Play · Strategy · Adventure

The Escapists
Shared: Strategy · Simulation · Crafting

Empires of the Undergrowth
Shared: Simulation · Strategy · City Builder

Foundation
Shared: Simulation · City Builder · Strategy