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GSK is a fast-paced top-down shooter where you blast through hordes of enemies, collect stars, and master every stage.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Social Deduction Fest ends
Official stores with direct support.
GSK is a frenetic, action-packed adventure inspired by the great classic shooters, adventure games, and exploration titles that have marked generations. The game was created to offer an intense challenge, focusing on quick reflexes, precision, and complete mastery of the mechanics. Face hordes of enemies in challenging levels that test your speed and skill, collect stars to unlock new levels, and advance through increasingly demanding scenarios. With a strong arcade feel and a total focus on gameplay, GSK rewards persistent players who enjoy overcoming challenges and improving with each attempt.
Right now the cheapest offer for GSK is PLN 17.99 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 GSK is PLN 3.59 (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 GSK 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.
