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A classic tower defense game, ready to build dozens of turrets and use dozens of magic to destroy monsters?
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 Train Fest starts Jul 20, 2026
Lowest tracked price: CA$4.99 (Jul 7, 2026) · current best: CA$4.99.
Right now the cheapest offer for Mutant Monster Invasion is CA$4.99 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 Mutant Monster Invasion is CA$4.99 (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 Mutant Monster Invasion 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.
