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Birthday Mystery [HALLOWEEN]

Birthday Mystery [HALLOWEEN]

A Roblox experience owned by Mons Horrors.

HorrorENhorrorescapemystery

Birthday Mystery [HALLOWEEN] is a horror experience created on April 26, 2024. The game has accumulated 637,235 lifetime visits and 21,111 favorites. It currently holds a 58 percent like percentage with zero active players. The title focuses on escape mechanics involving collecting items and avoiding enemies within a horror-themed environment.

Description (written by the developer; not a statement by this register)

Welcome to Birthday Mystery [HORROR] After the party, one of the kids went crazy... and now is a danger to everyone! Will you escape? Join the group for future updates and codes 📼 Collect 12 birthday hats to power the exit! 🔑 Find keys and unlock doors to find all the items! 📝 Find notes around the map to reveal the story! 🎉 Don't get caught by the Noob! ☠️ DON'T GET CAUGHT! You will have to RESET or REVIVE! 🕒 Updates + Changes coming! Controls 🕹️ PC - CTRL to Crouch Xbox - B to Crouch PlayStation - O to Crouch 👍 Support us by leaving likes please!! 🛒 Check out the shop for fun items to troll your friends with 🛠️ Please report bugs. Similar To: Horror, Scary, Horror game, Story, Cheese Escape, Teddy Escape, Color Or Die, Escape, The Mouse, Mouse, Steamboat Willie, Steamboat, Willie, The Mimic, Run Or Die, Run, Run, Escape, Puzzles, The mouse

Last updated by the developer 28 Oct 2024, 21:15 UTC.

0
playing (measured 11 Aug 2026, 06:38 UTC)
637,235
lifetime visits
58%
liked (820 👍 / 600 👎)
21,110
favourites (33.1 per 1k visits)
26 April 2024
created (per Roblox)

Play on Roblox →

Live players over time

Growth

Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.

Measurement log — every players count we have recorded
Measured (UTC)PlayersChange
11 Aug 2026, 06:380first reading

Concurrent players at each of our measurements (insert-on-change).

Monetization — game passes

Infinite Rocket Launcher
699 R$
[DISCOUNT] Key Master
299 R$
Infinite Revives
249 R$
Night Vision Goggles
99 R$
VIP
99 R$
Unlimated Stamina
99 R$

Game passes for sale and their prices, measured from the Roblox passes API. Developer products bought inside the game aren’t publicly listable.

Badge funnel

WELCOME TO BIRTHDAY MYSTERY · welcome497,203 · 0.00% win
Find sideissues · other154,778 · 0.00% win
You Escaped ! · progression89,842 · 0.00% win
Find Monsooons · collection0 · 0.00% win

How many players have ever earned each badge — a proxy for how far players get before they stop. Steep drop-offs mark where a game loses people. Win rate is the past-day share of players who earned it; categories are assigned by a language model from each badge’s own name and description.