Games like Machinefall
Games like Machinefall include Broken Arrow, Frostpunk, They Are Billions, Cossacks 3, and Stronghold Crusader: Definitive Edition. We matched them by the tags players give Machinefall on Steam (RTS, Strategy, City Builder, Action RTS, and War): closest matches first, and among equally close ones the better-known games.

Broken Arrow
Shared: Strategy · RTS · Wargame

Frostpunk
Shared: City Builder · Strategy · Post-apocalyptic

They Are Billions
Shared: Strategy · RTS · City Builder

Cossacks 3
Shared: RTS · Strategy · War

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

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

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

Company of Heroes 3
Shared: Strategy · RTS · Wargame

Stronghold: Definitive Edition
Shared: Strategy · City Builder · RTS

Tempest Rising
Shared: RTS · Strategy · War

Sudden Strike 4
Shared: RTS · Strategy · Action RTS

Becastled
Shared: Strategy · City Builder · RTS

Kingdom Heroes 8
Shared: RTS · Strategy · War

Age of Empires II (Retired)
Shared: RTS · Strategy · City Builder

Infection Free Zone
Shared: City Builder · Strategy · Post-apocalyptic

Planetary Annihilation: TITANS
Shared: RTS · Strategy · Real Time Tactics

Manor Lords
Shared: Strategy · City Builder · Base Building

Wargame: Red Dragon
Shared: RTS · Strategy · Wargame

Total War: WARHAMMER III
Shared: Strategy · RTS · War

Kingdoms and Castles
Shared: City Builder · Strategy · Colony Sim

WARNO
Shared: RTS · Strategy · Wargame

Total War: WARHAMMER II
Shared: Strategy · RTS · War

From Glory To Goo
Shared: RTS · Strategy · Action RTS

Command & Conquer 3 Tiberium Wars™
Shared: Strategy · RTS · Action RTS