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Jump and shoot in this 2D platformer to destroy the hivemind controlling the aliens that are attacking Earth. Hopefully nothing goes wrong on this mission...
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
Try this game before buying.
Earth is under attack by a group of aliens controlled by a hivemind. If we destroy that, then the aliens will leave and Earth will be safe, right?
Cosmic Rays is a 2D platformer where you jump and shoot enemies and dodge their own attacks. Inspired by classic platformers from the 80s and 90s like Mega Man.
3 Additional Weapons you can get which all have different effects and uses
3 Upgrades you can get which grant new abilities to use
Two separate paths you can take which lead to different levels, bosses and endings
10 main game levels and 5 main game bosses
4 extra levels and an extra boss
3 Separate Difficulties
Boss Rush Mode
Lowest tracked price: CA$6.49 (Jul 7, 2026) · current best: CA$6.49.
Right now the cheapest offer for Cosmic Rays is CA$6.49 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 Cosmic Rays is CA$6.49 (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 Cosmic Rays 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.
