Doors Castle Online throws you into a terrifying escape adventure where survival depends on your wits, reflexes, and courage. Set in a haunted hotel with 100 unpredictable rooms, this browser-based horror game blends puzzle-solving with intense chase sequences. Each door hides new terrors, and your mission is simple—stay alive and get out.
100 doors to explore, each hiding puzzles and monsters
Dynamic horror elements—sound, light, and stealth matter
Trade and collect items to improve survival chances
Fast, browser-based access via ThatsNot-MyNeighbor.io
Every level in Doors Castle Online presents a fresh test of nerves and intellect. You’ll solve puzzles, locate hidden keys, and survive encounters with monstrous enemies.
Each door leads to a unique room—some offer puzzles, others hide threats.
Be alert for signs like flickering lights that signal approaching danger.
Find keys, solve riddles, and piece together the dark history of the hotel.
Rush and Ambush: Hide quickly when the lights flicker!
Eyes: Avoid eye contact or suffer damage.
Screech: React fast to its eerie “Psshh” sound.
Seek: Run in a timed chase that demands quick navigation.
Figure: Total silence is your only hope for survival.
Doors Castle Online requires both strategy and speed. Use intuitive controls and react fast to environmental cues.
WASD to move, E to interact, C to crouch.
Use Tab to toggle the cursor and T for chat.
Stay calm under pressure—each room may contain deadly traps or hidden resources.
Collect coins during gameplay.
Trade with a mysterious merchant to buy essential survival tools.
Choose items wisely—they could be the key to escaping alive.
Doors Castle Online is more than a simple escape game—it’s an experience. Its atmospheric visuals, suspenseful pacing, and evolving danger levels make every door a challenge. If you enjoy games like Backrooms or That’s Not My Neighbor, you’ll find this one equally gripping.