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Johnny Mystery and The Halloween Killer

Wishlist Follow Ignore Install Unwatch Watch
App ID 1323600
App Type Game
Developer
Publisher Ma Ma Software
Franchise Ma Ma Software
Supported Systems Windows
Technologies VisualNovelMaker Engine
Last Changenumber 28850405
Last Record Update 6 May 2025 – 22:40:47 UTC ()
Release Date 22 June 2020 – 11:01:46 UTC ()
❓ 67.18%
30 reviews
0
In-Game

On Halloween night, a young detective named Johnny Mystery comes across a girl trying to escape from the police. Then, Johnny tries to unravel an intriguing murder case that happened during a party at the Municipal Music School.

Additional Information

Developer Ma Ma Software
ReleaseState released
Publisher Ma Ma Software
Store Release Date 22 June 2020 – 11:01:56 UTC ()
osarch empty string
community_hub_visible Yes
Primary Genre Indie (23)
Store Genres Indie (23)
Steam Release Date 22 June 2020 – 11:01:46 UTC ()
Store Asset Modification Time 17 June 2020 – 19:52:12 UTC () (1592423532)
library_assets
library_capsuleen
library_heroen
library_logoen
logo_position ↴
pinned_positionBottomLeft
width_pct81.38856476079346
height_pct68.9978627404417
osextended empty string
review_score 6
review_percentage 76
Detected Technologies (?) VisualNovelMaker Engine, NWJS SDK, NodeJS SDK
Content Descriptors General Mature Content (5)
First seen on SteamDB 13 May 2020 – 01:30:03 UTC (), in changelist #8418730
Content Descriptors (Including DLC) General Mature Content (5)

Supported Languages

2 Languages Interface Full Audio Subtitles
English Yes Yes
Portuguese - Brazil Yes Yes

Tags

🌸 Anime 📚 Visual Novel 🔞 Sexual Content 💘 Dating Sim 🍑 Nudity 🧩 Puzzle 🏽 2D 🧸 Cute 💘 Romance 🗣️ Conversation 📚 Story Rich 🧞 Choices Matter 🔍 Investigation 🌫 Atmospheric 🕵️ Detective 🤫 Mystery 🔚 Multiple Endings 🗺️ Adventure 🧩 Logic 🎨 Hand-drawn

Categories

Single-player Family Sharing Profile Features Limited

Assets

Load all asset images
clienticon 4efb4c33822eb77f1d87d56e284c06af9579bb43
clienttga 957d9414321ebb512b7d95e986bbe195feb16fec
icon 0fb924133ff0e163408dd130bf5502afe8be057d
logo b6eca4cc18a9b2b1f2bd19241d766429f883668c
logo_small b6eca4cc18a9b2b1f2bd19241d766429f883668c_thumb
small_capsule
englishcapsule_231x87.jpg
header_image
englishheader.jpg
library_assets_full
library_capsule ↴
image/englishlibrary_600x900.jpg
image2x/englishlibrary_600x900_2x.jpg
library_hero ↴
image/englishlibrary_hero.jpg
library_logo ↴
image/englishlogo.png
image2x/englishlogo_2x.png
logo_position/pinned_positionBottomLeft
logo_position/width_pct81.38856476079346
logo_position/height_pct68.9978627404417
Assets
main_capsulecapsule_616x353.jpg
small_capsulecapsule_231x87.jpg
headerheader.jpg
library_capsulelibrary_600x900.jpg
library_capsule_2xlibrary_600x900_2x.jpg
library_herolibrary_hero.jpg
community_icon0fb924133ff0e163408dd130bf5502afe8be057d.jpg
page_background_pathapp/1323600
timestamp7 October 2024 – 12:19:55 UTC
Trailers
256789621 ↴
trailer_nameJohnny Mystery and the Halloween Killer
trailer_category0
trailer_480p/video/webm256789621/movie480_vp9.webm
trailer_480p/video/mp4256789621/movie480.mp4
trailer_max/video/webm256789621/movie_max_vp9.webm
trailer_max/video/mp4256789621/movie_max.mp4
microtrailer/video/webm1323600/292961/1b9070e2757fbadb7042e2b7348115529a42d5f4/1751221632/microtrailer.webm
microtrailer/video/mp41323600/292961/1b9070e2757fbadb7042e2b7348115529a42d5f4/1751221632/microtrailer.mp4
screenshot_medium256789621/movie.293x165.jpg
screenshot_full256789621/movie_full.jpg
trailer_base_id292961
all_agestrue
is_highlighttrue
timestamp1592393302

Bundles

ID Name % Set Created
23006 Ma Ma Software Game Collection -40% Yes 21 October 2021 – 20:02:28 UTC
23611 Ma Ma Software Games -25% No 8 November 2021 – 15:05:25 UTC

Store Packages

SubID Name Billing Type Last Update
462149 Johnny Mystery and The Halloween Killer Store or CD Key 10 July 2025 – 17:13:22 UTC

Packages

SubID Name Billing Type Last Update
462147 Steam Sub 462147 CD Key 21 October 2024 – 17:35:40 UTC
462148 Steam Sub 462148 CD Key 21 October 2024 – 17:35:40 UTC
474224 Steam Sub 474224 No Cost 18 June 2020 – 00:02:27 UTC

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