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The development book for Locke(d), providing supplementary information and secret artwork.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksTracked since Jul 7, 2026.
Steam Social Deduction Fest ends
Official stores with direct support.
This is the base game required to play this DLC. Other expansions may also be required.
This is the development & art book for Locke(d), containing over 40 pages of background information, creator commentary, concept art, philosophical discussions, FAQs, and more!
This book contains spoilers. It is heavily recommended to play Locke(d) before looking through it.
You will find the Dev Book in the folder where you've installed Steam: steamapps / common / Locke(d)
Right now the cheapest offer for Locke(d) - Dev Book is PLN 18.39 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Locke(d) - Dev Book is PLN 13.79 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Locke(d) - Dev Book drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
