Steam
Mystery Case Files: Prime Suspects™
100 · Official storeIn stockJun 19Region US
$9.99
Mystery Case Files: Prime Suspects™
The Queen's Hope Diamond has been stolen! It's up to you to search for clues throughout 22 levels, find the offending culprit, and recover the stolen gem. Expand your investigations through the game's 29 unique locations by finding items that will unlock subsequent levels.
Apr 21, 2010Windows
CasualFamily SharingSingle-player
Tracked stores
1
Best indexed price
$9.99
Review signal
No reviews
Current low target
$9.99 · matches the current indexed low
Compare Sellers
Best indexed price: $9.99 at Steam.
1/1
Open
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
All-time low
$9.99
Jun 19, 2026 · Steam
12-week avg
$9.99
1 recent observations
Current vs low
At low
Current $9.99
Recommendation
At indexed low
current indexed price matches the low
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Images and Media
Frequently asked
Where is Mystery Case Files: Prime Suspects™ cheapest right now?
Mystery Case Files: Prime Suspects™ is currently indexed at $9.99 from Steam. Official Steam Store listing.
What is the historical low for Mystery Case Files: Prime Suspects™?
The indexed low for Mystery Case Files: Prime Suspects™ is $9.99 from Steam, observed Jun 19, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".
Is the top source safe?
Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
No review summary is indexed for this game yet.
Can KeyDwarf notify me about a lower price?
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