Game Information

Developer: SZ Games

Rating:

4.8/5

Released: April 2024

Last Updated: June 2025

Technology: HTML5 (Unity WebGL)

Platform: Browser

Size: ~15 MB

Plays: 46,826

Mobile Support: Yes

About Mysis Horror Game

Step into the chilling world of Mysis Horror Game, a boundary-pushing indie puzzle escape adventure that will put your wits—and your nerves—to the ultimate test. In this terrifying browser-based experience, you’re locked inside sinister vintage locations with only your courage, cunning, and a few scattered clues standing between you and savage danger. The horror? Mysis, a seemingly normal Birman cat, now driven by rage, is stalking every corner with a rage-fueled hunger to stop your escape—wielding a deadly knife and moving with lightning speed.

Fresh from an exciting new update, Mysis Horror Game plunges you into an abandoned hospital or the eerie shadows of a classic house, each map brimming with fresh puzzles to crack and new keys to discover. Navigate maze-like halls, unlock mysterious doors, and unravel cryptic challenges while the haunting soundtrack amplifies your every heartbeat. Don’t let the easy-to-learn controls fool you—each step could be your last if you’re not careful. Mysis’s AI is unpredictable, making every playthrough unique and adrenaline-charged.

Designed for both browser and mobile, this game is perfect for quick sessions or deep late-night runs with headphones on for full immersion. Its hand-crafted indie graphics blend nostalgia with modern horror, while the improved user interface makes item management and navigation seamless.

Whether you’re a casual gamer seeking quick scares or a puzzle enthusiast aiming to outsmart a relentless feline foe, Mysis Horror Game delivers gripping tension at every turn. Face your fears, outthink a very angry cat, and escape before you become another whispered legend of the house. The question remains: can you survive Mysis?

How to Play

Start your escape by choosing either the new Vintage House or the abandoned hospital map. Your objective is to find essential items—like colored keys and hidden tools—to unlock doors and solve clever puzzles that block your path. Begin by exploring the rooms: click or swipe to move between areas, and tap items to examine, collect, or use them. Pay close attention to clues written on the walls, furniture, and in scattered notes throughout the map—they often hint at puzzle solutions or hidden compartments.

Keep a wary eye out for Mysis the cat, who roams unpredictably and can ambush you if you linger too long in one spot. Stealth and speed are your allies: listen for sound cues (like footsteps or growls) that warn of her approach. If you spot Mysis, quickly duck into a different room, hide, or use misdirection to give yourself more time. As you collect inventory items, access them through the improved on-screen UI and drag them to interact with appropriate objects, such as doors or locked chests.

If you get stuck on a puzzle, retrace your steps—sometimes items appear after certain triggers, or new hints reveal themselves after key events. For newcomers, start with the easy difficulty allowing more escape time, and get familiar with map layouts. Finally, once all necessary puzzles are solved and keys collected, race to the exit—freedom awaits if Mysis doesn’t catch you first!

Controls:

- Desktop: Use mouse or arrow/WASD keys to move; click to interact/pick up items.

- Mobile: Tap to move/interact; drag items from your inventory to use them.

Controls

mouse

keyboard

Tips & Tricks

Always keep moving—standing still increases the chance of Mysis finding you!
Listen carefully for audio cues indicating Mysis is nearby.
Solve simpler puzzles first to quickly unlock safe zones.
Double-check previously visited rooms; new items can spawn after certain puzzles.
Use found keys immediately to open relevant doors and expand your escape routes.
Memorize the layout—knowing hiding spots can buy crucial seconds.
Keep your inventory organized—quick item access may be lifesaving in a chase.

Game Features

Terrifying AI: Mysis the cat adapts to your moves, creating unpredictable scares.
Fresh Maps: Explore a vintage house and abandoned hospital, each packed with secrets.
Handcrafted Puzzles: Unique, logic-driven challenges for every run—no two escapes feel the same.
Seamless Cross-Platform Play: Enjoy on desktop or mobile, no installation required.
Indie Atmosphere: Retro-inspired graphics and chilling soundscapes amplify immersion.
Polished UI: Streamlined inventory and hints system for smooth, frustration-free gameplay.
Balanced Difficulty: Easy to pick up, but tough to truly master—perfect for all skill levels.

Frequently Asked Questions

Can I play Mysis Horror Game on my mobile device?

Yes! Mysis Horror Game is fully mobile compatible. You can play seamlessly on any smartphone or tablet directly from your browser—no need to download or install anything.

How difficult is the game for new players?

The easy difficulty setting makes it welcoming for beginners. Puzzles start simple, with plenty of hints, and you’ll have more time to escape before Mysis corners you. As you grow confident, try more challenging runs!

Is the game really free to play online?

Absolutely! Mysis Horror Game is 100% free to play online via itch.io and supports both browser and mobile devices. No registration or payment is required—just dive in and survive if you can.

Are there any differences between the hospital and house maps?

Yes—the hospital and vintage house maps feature different layouts, atmosphere, and puzzle designs, ensuring a fresh and suspenseful experience with every escape attempt.

What updates were added in the latest release?

The latest Mysis update introduces a new house map, additional keys, inventive new puzzles, an enhanced UI, and improved AI for Mysis. It also delivers key bug fixes for smoother, more intense gameplay.