Find the Steam hidden gems
A dense turn-based space strategy where you colonize planets, research tech, and battle or deal with alien races, with reviewers often sinking hundreds of hours into it.
A turn-based 4X sci-fi strategy game of planetary politics and hex-grid warfare across land, sea, air, and space, with deep modding and multiplayer that can absorb dozens of hours.
2025-04-04
A deep turn-based 4X space strategy game where you build an empire, colonize planets, and trade with aliens, with a methodical pace and a median playtime of about 37 hours.
2016-02-25
A single-player turn-based 4X space strategy about exploring, colonizing, and fighting or negotiating across alien factions, with a satisfying 'one more turn' loop and generally positive but slightly mixed reception.
2017-01-19
A turn-based space 4X grand strategy game with single- and multiplayer, an isometric view, generally positive reviews, and potentially very long play sessions based on one reviewer.
2006-02-07
A single-player turn-based sci-fi strategy game of space exploration and base building, featuring quick-to-play scenarios and a deeply engaging strategy that reviewers spent roughly 21 hours with.
2025-08-20
