Games like Mini City: Mayhem
Games like Mini City: Mayhem include Cities: Skylines, Manor Lords, Against the Storm, Kingdoms and Castles, and Workers & Resources: Soviet Republic. We matched them by the tags players give Mini City: Mayhem on Steam (Strategy, City Builder, Time Management, Real Time Tactics, and Wholesome): closest matches first, and among equally close ones the better-known games.

Cities: Skylines
Shared: City Builder · Strategy · Management

Manor Lords
Shared: Strategy · City Builder · Base Building

Against the Storm
Shared: Strategy · City Builder · Base Building

Kingdoms and Castles
Shared: City Builder · Strategy · Management

Workers & Resources: Soviet Republic
Shared: Strategy · City Builder · Base Building

Prison Architect
Shared: Strategy · City Builder · Base Building

Cities: Skylines II
Shared: City Builder · Strategy · Management

Frostpunk
Shared: City Builder · Strategy · Base Building

Thriving City: Song
Shared: City Builder · Strategy · Casual

Foundation
Shared: City Builder · Strategy · Management

Two Point Museum
Shared: Strategy · City Builder · Casual

Empires of the Undergrowth
Shared: Strategy · City Builder · Base Building

Town to City
Shared: City Builder · Strategy · Building

Farthest Frontier
Shared: City Builder · Strategy · Building

Transport Fever 2
Shared: Strategy · City Builder · Management

Stronghold Crusader HD (2012)
Shared: City Builder · Real Time Tactics · Strategy

Dwarf Fortress
Shared: Strategy · City Builder · Base Building

Mini Motorways
Shared: Strategy · Management · Casual

Norland
Shared: Strategy · City Builder · Base Building

Tavern Master
Shared: Strategy · Management · City Builder

Ostriv
Shared: Strategy · City Builder · Management

Stronghold: Definitive Edition
Shared: Strategy · City Builder · Real Time Tactics

Jurassic World Evolution
Shared: Strategy · City Builder · Management

Two Point Campus
Shared: Strategy · City Builder · Management