Games like Warhammer 40,000: Gladius - Onslaught Pack
Games like Warhammer 40,000: Gladius - Onslaught Pack include Sid Meier's Civilization® V, Sid Meier’s Civilization® VI, Warhammer 40,000: Gladius - Relics of War, ENDLESS Legend™, and Sid Meier's Civilization®: Beyond Earth™. We matched them by the tags players give Warhammer 40,000: Gladius - Onslaught Pack on Steam (Strategy, 4X, Turn-Based Strategy, Turn-Based, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Sid Meier's Civilization® V
Shared: Strategy · Turn-Based Strategy · Turn-Based

Sid Meier’s Civilization® VI
Shared: Strategy · Turn-Based Strategy · Multiplayer

Warhammer 40,000: Gladius - Relics of War
Shared: Strategy · 4X · Turn-Based Strategy

ENDLESS Legend™
Shared: Strategy · 4X · Turn-Based Strategy

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · Turn-Based Strategy · 4X

ENDLESS Space™ 2
Shared: Strategy · 4X · Turn-Based Strategy

HUMANKIND™
Shared: Strategy · 4X · Turn-Based Strategy

Heroes of Might and Magic: Olden Era
Shared: Strategy · Turn-Based Strategy · Multiplayer

XCOM: Enemy Unknown
Shared: Strategy · Turn-Based Strategy · Turn-Based

Total War: WARHAMMER II
Shared: Strategy · Turn-Based Strategy · Multiplayer

MENACE
Shared: Strategy · Turn-Based Strategy · Turn-Based Tactics

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

Total War: ROME II - Emperor Edition
Shared: Strategy · Turn-Based Strategy · Multiplayer

Age of Wonders III
Shared: Strategy · Turn-Based Strategy · 4X

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Strategy · Turn-Based

STAR WARS Zero Company™
Shared: Turn-Based Strategy · Strategy · Turn-Based Tactics

Total War: THREE KINGDOMS
Shared: Strategy · Turn-Based Strategy · Multiplayer

Sid Meier's Civilization VII
Shared: Strategy · 4X · Multiplayer

Master of Orion
Shared: Strategy · 4X · Turn-Based

Total War: EMPIRE – Definitive Edition
Shared: Strategy · Turn-Based Strategy · Multiplayer

The Battle of Polytopia
Shared: Strategy · Turn-Based · Turn-Based Strategy

BattleTech
Shared: Strategy · Turn-Based · Turn-Based Strategy

Total War: NAPOLEON – Definitive Edition
Shared: Strategy · Turn-Based Strategy · Multiplayer

XCOM 2
Shared: Strategy · Turn-Based Tactics · Sci-fi