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Galactic Missile Defense is a shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic!
Assessed vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksSteam Train Fest ends
Third-party resellers. Often cheaper, without official store support. Keyshop prices vs Steam →
Lowest tracked price: €0.79 (Jul 9, 2026) · current best: €0.87 across 2 stores.
59% positive reviews all-time · 1 peak players in the last 30 days.
Right now the cheapest offer for Galactic Missile Defense is €0.87 at Eneba. KingsPrice compares 2 offers from 2 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Galactic Missile Defense is €0.79 (recorded on Jul 9, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Galactic Missile Defense peaked at 1 concurrent players on Steam in the last 30 days (highest on Jul 19, 2026). The player chart on this page updates daily.
Keyshops are marketplaces that resell game keys, usually below official store prices. The keyshops listed on KingsPrice deliver genuine Steam keys, but buyer protection differs from official stores — check the shop's rating and refund policy before buying. You can hide keyshop offers at any time with the keyshops toggle. Keyshop prices vs Steam →
Create a free price alert on this page and KingsPrice will email you when Galactic Missile Defense 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.
