Caelum's Crux
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About Caelum's Crux
Caelum's Crux is a card-based action adventure RPG set in the world of Caelum. You explore a land full of secrets, collect powerful cards, solve riddles and battle other card collectors.
Explore Caelum
The world expands in multiple directions, and you choose your own path as a collector and adventurer. Each corner may hold an enemy, a puzzle or a secret.
Use your cards
Cards serve as weapons. You use their elements in the open world to take advantage of situations, or build a powerful hand quickly to take on other collectors.
Frequently asked questions
The best price for Caelum's Crux is $0.64 at Kinguin. That is 87% less than on Steam, where it costs $4.99. 4 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and Caelum's Crux stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the game is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
The minimum requirements for Caelum's Crux are: Windows 7, Intel Core i3-2100, 4 GB RAM, 1 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Caelum's Crux is a single-player game.
Yes. Caelum's Crux is the full base game. You need nothing else to play it.
Buy Caelum's Crux 87% cheaper than on Steam.
Caelum's Crux is available for 87% less in shops such as Kinguin, Electronic First, or Premium CD Keys.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











