Games Like Space Empires IV Deluxe (2026)

Shared: 4X Strategy, Late-Game Complexity

Civilization 6 is the deepest entry in the series yet, stacking district planning, religion, culture, and diplomacy into a single relentless decision engine that will eat your evening whole.

Shared: 4X Strategy, Moddable

Gladius strips 4X strategy down to pure combat on a hostile WH40K world. No diplomacy, no peace treaties, just four factions grinding each other into dust.

Shared: 4X Strategy, Turn-Based

Firaxis threw out the 'one civ, one campaign' rulebook and split history into three distinct ages. Whether that trade-off is genius or heresy depends entirely on how attached you are to the old formula.

Shared: 4X Strategy, Tech Tree Depth

A complete 4X space strategy package - base game plus Disharmony expansion - that gives you eight factions and galaxy-spanning empire management in one bundle.

Shared: Moddable

Hundreds of hours in and I still haven't seen everything RimWorld can throw at a colony, that alone tells you whether this one deserves a slot on your drive.