Strategy Guides
Civilization Beginner’s Guide: Core Concepts That Carry Across the Series
The ideas behind Civ V, VI and VII: city placement, yields, tech and civics, districts, diplomacy and victory types, plus what Civilization VII changes.
4X games
Genre Explainers
RTS vs 4X vs Grand Strategy: How the Strategy Subgenres Differ
A clear map of the strategy family: RTS, real-time and turn-based tactics, 4X, grand strategy and hybrids like Total War, compared side by side.
Genre Explainers
What Is a 4X Game? Explore, Expand, Exploit and Exterminate Explained
What "4X" means, where the term came from, and how Civilization, Master of Orion, Stellaris and Endless Space turn four verbs into a genre.