Games like Ignis Corruption
Games like Ignis Corruption include They Are Billions, Frostpunk, Farthest Frontier, Kingdom Two Crowns, and Oxygen Not Included. We matched them by the tags players give Ignis Corruption on Steam (RTS, Base Building, Tower Defense, City Builder, and Resource Management): closest matches first, and among equally close ones the better-known games.

They Are Billions
Shared: Base Building · RTS · Tower Defense

Frostpunk
Shared: City Builder · Resource Management · Survival

Farthest Frontier
Shared: City Builder · Building · Resource Management

Kingdom Two Crowns
Shared: Tower Defense · City Builder · Base Building

Oxygen Not Included
Shared: Base Building · Resource Management · Survival

Thronefall
Shared: Tower Defense · City Builder · Base Building

Manor Lords
Shared: Base Building · City Builder · Building

Kingdoms and Castles
Shared: City Builder · Resource Management · Base Building

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

Mindustry
Shared: Base Building · Tower Defense · RTS

Cartel Tycoon
Shared: RTS · Top-Down · Resource Management

IXION
Shared: City Builder · Base Building · Resource Management

Foundation
Shared: City Builder · Resource Management · Medieval

Prison Architect
Shared: Base Building · Building · City Builder

Becastled
Shared: Base Building · City Builder · RTS

Age of Darkness: Final Stand
Shared: RTS · Tower Defense · Base Building

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

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

The Riftbreaker
Shared: Base Building · Tower Defense · Survival

Banished
Shared: City Builder · Survival · Resource Management

Bee Island
Shared: Tower Defense · City Builder · Base Building

Settlement Survival
Shared: City Builder · Building · Survival

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

Diplomacy is Not an Option
Shared: Resource Management · Base Building · RTS