Space Haven is a spaceship colony simulation from Bugbyte Ltd. where you design vessels from scratch, tile by tile, and then fill them with civilians who have opinions about everything. It sits comfortably in the lineage of RimWorld but plants both feet in deep space, swapping out the ground map for hull plating, life-support grids, and hyperspace jumps. If you have ever wanted to micromanage atmospheric oxygen ratios while simultaneously negotiating with a hostile faction that wants your fuel cells, this is exactly the game you have been ignoring. The build system is the headline feature and it earns attention. Every room you construct needs power routing, ventilation, and a purpose, and the gas simulation is not decorative. Punch a hole in the hull during a firefight and watch your crew scramble for emergency suits while CO2 spikes in the med bay. Room layout genuinely matters: inefficient corridors waste crew time, poorly placed turrets leave blind spots, and a reactor positioned next to crew quarters will eventually become someone's problem. The decision-making chain from "I need more power" to "I now have a radiation corridor" is exactly the kind of cascading consequence that strategy-sim players live for. Crew management runs deeper than most games in this space (no pun intended). Each colonist has individual skills, traits, and moods, and a burned-out engineer who hates her bunkmate will find a way to make your shift rotation everyone's problem. Assigning the right person to the right role, balancing rest cycles, and keeping morale stable during a food shortage all demand genuine attention. The encounter system adds pressure: other ships, factions, and derelict hulks appear as you explore, and your diplomatic or combat choices ripple outward. Boarding combat exists, plays out in real-time with pause, and forces you to think about interior ship design in retrospect. For newcomers worried about the complexity ceiling: the tutorial is functional and patient. It walks you through power management, atmosphere systems, and basic crew assignments without condescending. The early game has a comfortable on-ramp where a small three-room ship is genuinely manageable. The depth reveals itself gradually, which is the correct design choice. Veterans of colony sims will find the mid-to-late game is where Space Haven actually opens up, once you are juggling resource extraction, faction relations, and fleet expansion simultaneously. The AI of enemy and neutral ships is competent enough to create meaningful threat without feeling scripted, though it does not match the emergent chaos of the most complex genre entries. The mod ecosystem exists and is growing, which matters for long-term replayability. What does not work as well: the late-game pacing can drag when your operation is stable and the universe stops throwing curveballs. Some quality-of-life gaps around crew pathing and job priority logic will frustrate anyone who has spent time with more polished colony sims. The Metacritic absence is notable, but 86% positive across over ten thousand Steam reviews from real players tells a more reliable story. Space Haven rewards patience and system-thinking. If you approach it like a puzzle to be optimized rather than a story to be passively experienced, it will hold your attention for a long time. Diego, Scout Team