Abandoned Mansion

Abandoned Mansion - Play Online

You get a distress call from an old mansion on the outskirts of town. By the time you arrive with your pistol and a flickering lantern, it's already too late—something's already inside, and you're locked in with it. Abandoned Mansion is a first-person horror game that throws you into dark hallways where every corner could hide a monster, and every locked door is a puzzle waiting to be solved. It's a browser-based mystery game built in Unity, so you can jump straight into the terror without installing anything.

Key Features

• Multiple Levels: Several floors and wings of the mansion to explore, each with its own horror.
• Combat & Evasion: You've got a pistol and a crowbar—fight when you can, hide when you can't.
• Boss Encounters: Major enemies that require strategy, not just bullets.
• Environmental Puzzles: Find dynamite to blow up walls, keys to unlock doors, and hidden rooms with crucial items.

How to Play Abandoned Mansion

Getting in is easy—getting out alive is the hard part.

Navigate the Darkness

You move with W, A, S, D and aim with your mouse. Your lantern only lights up a few feet in front of you, so every hallway feels like a gamble. Use C to crouch through tight spaces or hide from patrolling enemies. Hit Space to jump over debris. The mansion is a maze of locked doors and collapsed corridors—you'll backtrack a lot once you find the right key or tool.

Survive the Monsters

The mansion isn't empty. You'll hear them before you see them—growls, footsteps, scraping metal. When something charges at you, left-click to shoot or swing your crowbar. Ammo is limited, so don't waste shots. Press R to reload, but do it behind cover because the animation leaves you vulnerable. Some enemies are tanky enough that running is smarter than fighting. The boss fights are scripted encounters where you need to learn attack patterns and exploit the environment.

Solve Puzzles to Progress

Locked doors block your path constantly. You'll find interactable items—dynamite, crowbars, keys—highlighted with a white outline. Press E to pick them up or interact with levers and switches. Open your inventory with Tab to check what you're carrying. Some puzzles require you to place items in specific spots or blow up walls to reveal hidden rooms. The game doesn't hold your hand—if you miss a clue, you'll be wandering for a while.

Who is Abandoned Mansion for?

This is for fans of indie horror who don't need AAA polish to get scared. If you grew up watching Let's Plays of Slenderman or Amnesia, you'll recognize the vibe immediately. It's best for players who like atmospheric tension and can tolerate some clunky combat. Not recommended if you need buttery-smooth controls or hate backtracking through dark hallways.

The Gameplay Vibe

It's oppressive. The lantern barely cuts through the black, and the sound design does most of the heavy lifting—distant moans, creaking floorboards, your own frantic breathing. Visually, it's rough around the edges. The textures are muddy, the monster models look like stock Unity assets, and the lighting is basic point-source stuff. But honestly? That low-fi aesthetic works in its favor. It feels like a cursed game you'd find on an old forum in 2012. The music is minimal, mostly ambient drones that spike into shrill strings when something spots you.

Technical Check: Saves & Performance

The game auto-saves at checkpoints—usually when you enter a new area or solve a major puzzle. It stores progress in your browser cache, so don't clear your data mid-playthrough or you'll start over. Performance-wise, it's Unity, so it's a bit of a coin flip. On my desktop, it ran fine, but I noticed frame drops in areas with multiple light sources. If you're on an older laptop, lower the quality settings or expect some stutter during enemy encounters.

Quick Verdict: Pros & Cons

A solid horror experience if you can look past the rough presentation.

• ✅ Pro: Genuinely creepy atmosphere—the sound design does a lot with a little.
• ✅ Pro: Multiple enemy types and boss fights keep it from feeling repetitive.
• ❌ Con: Combat feels clunky, especially melee—the crowbar has almost no feedback when it connects.

Controls

Standard FPS setup. Responsive enough for shooting, but the melee hit detection is janky.

• Desktop: W/A/S/D to move, Mouse to aim, Left-click to attack, E to interact, R to reload, C to crouch, Tab for inventory, Space to jump.
• Mobile: Not recommended—this really needs a mouse for precise aiming during enemy encounters.

Release Date & Developer

Developed by JollyJeen and released on January 8, 2025. It's a browser game, so no Steam page or download required—just load and play.