Shishimai Rinka was a high schooler who ran a small café named Lion House in place of her grandmother. She lived her life much like any other person her age, but one day, she was caught up in an explosion while returning home on the train alongside her friend, Hitsuji Naomi.
Live now
8
24h peak
10
All-time peak
10
SteamScope Score
46.0
Discovery
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About
Store description and overview from Steam.
Player intelligence
Current activity, peaks, and momentum windows calculated from tracked player metrics.
7 day change
—
90 day change
—
365 day change
—
Concurrent Steam players over time, aggregated per selected range from stored metrics.
Steam reviews
Community sentiment and review volume tracked from the Steam store.
Total reviews
344
Positive
319
Negative
25
Score
93%Very Positive
SteamScope Score
A composite score built from live player data, growth trends, retention, and longevity.
SteamScope Score
Higher scores indicate stronger recent momentum, sustained activity, and healthier long-term player retention.
Player growth windows
24 hour
+100.0%
7 day
—
30 day
—
Fatal Twelve is tracked on SteamScope with live Steam concurrent player data, historical charts, and a SteamScope activity score of 46/100. Search for "Fatal Twelve player count" or "Fatal Twelve steam charts" to monitor how many people are playing right now and how activity compares with past peaks.
Fatal Twelve is developed by LYCORIS, published by Sekai Project, released 30 Mar 2018, a Adventure, Casual, Indie title. Available on Windows, macOS, Linux.
Fatal Twelve currently reports 8 concurrent Steam players with a 24-hour peak of 10 and an all-time peak of 10.
Player counts rose +100.0% over the past 24 hours, indicating strong upward momentum.
Among tracked Steam titles, Fatal Twelve ranks #49 of 4,432 by momentum score.
Fatal Twelve is showing positive growth signals. The SteamScope score of 46/100 reflects strong popularity (16) and growth (50) components.
Fatal Twelve has 31 Steam achievements tracked on SteamScope.
The average global unlock rate across all achievements is 38%, giving a baseline for overall completion difficulty.
The most common achievement is "Fated Beginning" with a 86.4% unlock rate.
The rarest achievement is "Skillful Listener" — only 13.6% of players have unlocked it (Hard).
FAQ
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Explore
Browse screenshots, patches, requirements, and more without scrolling through everything at once.
Steam Features
Official Steam store feature flags from the Steam API.
Store Details
Steam achievements: 31
Regional ratings
Media
Updates
System requirements
Minimum and recommended specs from the Steam store listing.
Minimum
Minimum
Minimum
Languages
Store options
Fatal Twelve - 19,50€
Tracked Steam store price snapshots over time.
Fatal Twelve is currently €19.50 on Steam. The lowest tracked store price is €19.50 (recorded Jul 27, 2026). SteamScope has 2 price snapshots in its tracked history.
Track store-wide deals on the historical low prices and recent price drops pages.
How this game's Steam Charts position has changed over time.
How Steam review score and volume have changed over time.
Fatal Twelve has 93% Steam reviews across 344 user reviews. Steam labels this as "Very Positive". SteamScope stores 2 review history snapshots for trend analysis.
Intelligence
Patch notes, discounts, and player spikes surfaced from stored Steam metrics.
Large concurrent player increase in stored metrics.
Large concurrent player increase in stored metrics.
Large concurrent player increase in stored metrics.
Large concurrent player increase in stored metrics.
Steam announcement or patch note.
Steam announcement or patch note.
Steam announcement or patch note.
Steam announcement or patch note.
Achievements
This game
38% avg unlock
40 peer games
19.8% median
Comparison
Easier than peers
Achievements
22 standard · 9 hidden · Updated 5d ago
38%
average global unlock
Most Common
Fated Beginning
86.4% unlock rate
Rarest Achievement
Skillful Listener
13.6% unlock rate
game_start
86.4%
global unlock
Start the game
divine_selection_01
62.4%
global unlock
First week's election concludes
open_cardbook
58.3%
global unlock
Open Card Book Mode
divine_selection_02
54.5%
global unlock
Second week's election concludes
open_story
54.1%
global unlock
Open Summary Mode
change_language
53.7%
global unlock
Switch languages
divine_selection_03
48.7%
global unlock
Third week's election concludes
divine_selection_04
46.3%
global unlock
Fourth week's election concludes
divine_selection_05
42.8%
global unlock
Fifth week's election concludes
divine_selection_06
41.9%
global unlock
Sixth week's election concludes
divine_selection_07
40.5%
global unlock
Seventh week's election concludes
divine_selection_08
38.8%
global unlock
Eighth week's election concludes
divine_selection_09
37.9%
global unlock
Ninth week's election concludes
divine_selection_10
37.3%
global unlock
Tenth week's election concludes
divine_selection_11
37.1%
global unlock
Eleventh week's election concludes
ending_03
34.4%
global unlock
No description provided by Steam.
divine_selection_12
33.9%
global unlock
Twelfth week's election concludes
ending_01
33.8%
global unlock
No description provided by Steam.
open_gallery
33.6%
global unlock
Open Gallery Mode
ending_02
31.4%
global unlock
No description provided by Steam.
bad_end_03
30.1%
global unlock
No description provided by Steam.
open_scenereplay
29.1%
global unlock
Open Scene Replay Mode
bad_end_01
27.2%
global unlock
No description provided by Steam.
say_answer
27.0%
global unlock
No description provided by Steam.
twelve_times_start
24.9%
global unlock
Start the game 12 times
bad_end_04
24.9%
global unlock
No description provided by Steam.
bad_end_02
23.4%
global unlock
No description provided by Steam.
end_comp
21.7%
global unlock
Get all endings
cg_comp
21.6%
global unlock
Get all CGs
newgame_plus
21.4%
global unlock
No description provided by Steam.
hear_all
13.6%
global unlock
Select every choice at least once.
