Games like Lightning: D-Day
Games like Lightning: D-Day include Sid Meier’s Civilization® VI, Hearts of Iron IV, Company of Heroes 2, Total War: ROME II - Emperor Edition, and Total War: THREE KINGDOMS. We matched them by the tags players give Lightning: D-Day on Steam (Strategy, World War II, Singleplayer, Turn-Based Tactics, and Historical): closest matches first, and among equally close ones the better-known games.

Sid Meier’s Civilization® VI
Shared: Strategy · Historical · Singleplayer

Hearts of Iron IV
Shared: Strategy · World War II · Historical

Company of Heroes 2
Shared: Strategy · World War II · Tactical

Total War: ROME II - Emperor Edition
Shared: Strategy · Historical · Tactical

Total War: THREE KINGDOMS
Shared: Strategy · Historical · War

Age of History II
Shared: Strategy · Historical · War

Sid Meier's Civilization® V
Shared: Strategy · Historical · Singleplayer

Total War: NAPOLEON – Definitive Edition
Shared: Strategy · Historical · War

Total War: EMPIRE – Definitive Edition
Shared: Strategy · Historical · Tactical

Company of Heroes 3
Shared: Strategy · Singleplayer · World War II

Total War: ATTILA
Shared: Strategy · Historical · War

Company of Heroes
Shared: Strategy · World War II · Singleplayer

Battle Brothers
Shared: Strategy · Turn-Based Tactics · Tactical

Total War: MEDIEVAL II – Definitive Edition
Shared: Strategy · Historical · Singleplayer

Steel Division 2
Shared: Strategy · World War II · Singleplayer

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · World War II · Historical

Men of War: Assault Squad 2
Shared: Strategy · World War II · War

Order of Battle: World War II
Shared: Strategy · World War II · Singleplayer

Panzer Corps Gold
Shared: Strategy · World War II · Historical

XCOM 2
Shared: Strategy · Tactical · Turn-Based Tactics

Panzer Corps 2
Shared: Strategy · World War II · Historical

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

XCOM: Enemy Unknown
Shared: Strategy · Tactical · Singleplayer

Hell Let Loose
Shared: World War II · Singleplayer · Multiplayer