Katanaut’s Metroidvania Breakthrough

There’s something both terrifying and oddly familiar about the idea of a space station gone wrong. We’ve seen it in movies and read about them in books: colossal machines drifting into darkness, haunted not by ghosts, but by the memory of what use to be.

In Katanaut, that fear isn’t distant; it's immediate. Every slash of your weapon, every flicker of the corridor lights, every uneasy descent reminds you that this place was once alive. And now, something is deeply wrong.

What makes that wrongness work, however, is the setting itself. At first, the game might seem like another action 2D platformer, another copy-cat of a genre built on labyrinths and boss fights. But Katanaut dives deeper. The station you explore is crumbling, both physically, mentally, and narratively.

Shifting Rooms and Metroidvania Innovation

Its rooms don’t anchor themselves to memory like in most Metroidvanias; instead, they shift, rearrange, and force you to relearn your footing every time. That instability doesn’t just raise the difficulty; it reinforces the world of level building. Exploring the station, for example, feels like exploring something that actively resists you, as if the very level is trying to keep its secrets hidden.

This willingness to defy genre expectations places Katanaut among the boldest indie sci-fi experiments in recent years. While many small-studio games lean on nostalgia or cheap jump scares, developer Voidman blends roguelike unpredictability with haunting imagery and themes of decay, crafting gameplay that feels at once familiar and entirely its own.

That constant re-shuffling becomes even more unsettling when paired with the combat. Here, exploration teaches you not to trust the ground under your feet, battles teach you not to trust your timing. Swing too early, dash too late, and the enemies (twisted versions of the station’s former inhabitants) punish you for it.

The enemy encounter demand precision, but they also reward improvisation. Whether you prefer darting in close with the katana or keeping enemies at a cautious distance with your evade move, the combat keeps you on edge because it matches the uncertainty of the environment. Everything in feels designed to remind you that control here is an illusion.

Memory Fragments and Progression

And yet, there's progress, even in death. Rather than relying on levels or static upgrades, the game ties your growth to “memory fragments,” scattered images of the people who came before you. Each fragment unlocks a skill or talent, and when you die, those fragments persist.

What could’ve been another familiar mechanic ends up carrying emotional weight. It suggests, I suppose, that survival isn’t just about brute force; but rather about remembering. Every run becomes a meditation on what you carry forward, not just what you leave behind.

And that’s where Katanaut sets itself apart from the rest. In 2025, when Metroidvania-inspired action games are everywhere, Voidman’s approach feels different because it doesn’t polish away the unease.

Why Katanaut Matters for Indie Sci-Fi Games

The game leans into fragility—both the station’s and your character’s—while hinting at the faint humanity that still flickers in its enemies. Rather than chasing perfection, it thrives on disorientation, savoring those quiet moments when the station seems to watch you and something sinister lurks around every corner.

And perhaps, that’s the real secret at Katanaut’s core. Amid the chaos, blood-streaked walls, shifting rooms, and violent encounters, what lingers isn’t the adrenaline; it’s the sound of footsteps in an empty corridor and the uneasy sense that this station once lived. In fighting through it, you’re not merely surviving; you’re remembering.

• Read next: The Drifter Review
• Also see: Heartworm (Steam) Review