The Subterranean Nightmare You Didn't Know You Needed
Summer gaming is usually synonymous with sprawling open-world adventures, bright colors, and high-octane multiplayer sessions. But this year, I’ve found my absolute perfect summer escape in the dampest, darkest, most claustrophobic place imaginable: a fictionalized, brutalist Czech subway system.
Enter Koleje: The Prague Transit Incident, a mind-bending indie title that has quietly taken the PC gaming community by storm in mid-2025. On paper, it sounds like a bizarre joke: a hyper-realistic train driving simulator where you play as a weary conductor navigating the late-night shifts of a crumbling Soviet-era underground transit line. In practice, it is a stomach-churning, psychological horror masterpiece built on top of a bafflingly deep, fully interactive control simulation.
Here is why this strange, terrifying gem should be at the top of your summer wishlist, and the gear you need to survive its depths.
The Baffling Depth of the Simulation
What makes Koleje so deeply unsettling is how grounded it is. This isn't a cheap jump-scare game where you walk down linear corridors. Before the horror even begins to creep in, you have to learn how to actually drive the train.
The game features a fully realized, 1:1 physical simulation of a fictionalized 1980s Czech metro train. You are confronted with a massive, tactile dashboard of analog dials, heavy toggle switches, and pneumatic levers. You have to manually manage line voltage, monitor brake cylinder pressure, align the train perfectly with brutalist concrete platforms, and operate the passenger doors.
If you don't release the air brakes in the correct sequence, the train stalls. If you speed through a curve, you risk derailment. The sheer cognitive load of keeping this massive iron beast on schedule creates a hypnotic flow state—which makes it all the more devastating when things start going horribly wrong.
Where the Horror Creeps In
Around your third late-night run from the depot, the simulation begins to fracture. It starts with subtle anomalies. A station that should be bustling is completely empty, bathed in a flickering, sickly green fluorescent glow. The automated Czech PA system, which usually announces stops with a cold, pre-recorded female voice, begins to stutter, whispering phrases that don't sound like station names anymore.
Then come the passengers. They stand on the platforms, completely motionless, staring at your cabin with blank, low-poly faces. Some of them get on. You can see them in your rear-view mirrors, sitting in the dark passenger cars, slowly shifting positions when you aren't looking directly at them.
The horror in Koleje is stomach-churning because it preys on isolation and the fear of a system breaking down. You are entirely alone in a steel tube, miles beneath the earth, responsible for a machine that you must keep running to survive. When the power grid fluctuates and your cabin lights die in a pitch-black tunnel, leaving you to manually reset the circuit breakers in the rear of the train, the tension is almost unbearable.
The Perfect Gear to Survive the Depths
To fully appreciate the oppressive atmosphere, incredible sound design, and tactile controls of Koleje, you need the right setup. Here are our top gear recommendations for the ultimate immersive experience in 2025:
1. Steam Deck OLED (512GB) — $549
There is nothing quite like playing a claustrophobic horror game in bed, in pitch darkness, with an OLED screen. The Steam Deck OLED is the perfect vessel for Koleje. The game's dark, shadow-drenched tunnels benefit immensely from the infinite contrast ratio of the OLED panel. Plus, the Deck's trackpads make navigating the highly detailed train dashboard incredibly intuitive.2. SteelSeries Arctis Nova Pro Wireless — $349.99
Sound design is 90% of the horror in this game. The heavy clatter of steel wheels on tracks, the hiss of pneumatic brakes, and the distant, wet squelching sounds coming from the dark tunnels will make your skin crawl. The SteelSeries Arctis Nova Pro Wireless offers pristine spatial audio, allowing you to pinpoint exactly which passenger car that unsettling whispering is coming from.3. Sony DualSense Edge Wireless Controller — $199.99
If you are playing on PC, the DualSense Edge is a game-changer. The haptic feedback on this controller translates the rumble of the tracks and the sudden, violent jerks of the train's braking system directly into your hands. You can map the rear paddles to quickly toggle your cabin flashlight and emergency brakes, which will save your life when the tunnel lights inevitably fail.Why It’s the Perfect Summer Game
There is a strange, beautiful contrast in playing Koleje during the hottest months of the year. Stepping out of the blistering summer heat and plunging into the damp, freezing, industrial concrete tunnels of a fictional Czech underground is incredibly refreshing—even if it leaves you shivering with dread. It’s a slow-burn, atmospheric experience that demands your full attention, making it the perfect game to lose yourself in during long, quiet summer nights.
Bottom Line / Our Verdict
Koleje: The Prague Transit Incident is a triumph of niche game design. By marrying a hardcore, high-fidelity transit simulator with deeply unsettling, atmospheric psychological horror, the developers have created something entirely unique. It respects your intelligence, forces you to master its complex mechanical systems, and then uses that very mastery to pull the rug out from under you.
If you have a taste for the uncanny, a love for industrial aesthetics, or just want to see how terrifying a train schedule can be, do not miss this game.
Our Score: 9.5/10