Trinity Fusion
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- −70%$5.99View Offer
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About Trinity Fusion
Trinity Fusion is a fast-paced action game set across changing branches of a dark sci-fi multiverse. You control parallel versions of the same character, fight through shifting levels and handcrafted challenges, and build new synergies with weapons, abilities and permanent upgrades. Each run can take a different path, while progress carries forward between runs.
Worlds across the multiverse
The three parallel characters each have a universe of their own, with multiple biomes, unique weapons and abilities. Explore desolate wastes and caverns roamed by mutant creatures, escape the endless forges and labs of a machine-ruled world, and survive the dangerous sky cities of a post-human society.
The multiverse’s branches change from run to run. Levels combine procedurally generated sections with handcrafted challenges and arenas. In 3D areas, hundreds of custom-made rooms are joined seamlessly to form each level.
Combat and builds
You slide, dash and dodge between enemy attacks before striking back with special weapons and abilities. The weapons and attack systems draw on fighting-game design. Fusing parallel characters lets you unlock new synergies and shape your build.
Progress between runs
At the Hub, you can unlock permanent upgrades and new starting points by reclaiming major locations in each universe. If you get stuck in one area, you can begin your next run somewhere else. Wherever you die and whichever starting point you choose, you make progress: runs earn resources for permanent upgrades at the Citadel, which strengthen your characters and expand your options.
A persistent story
The story and lore were created in collaboration with poet and science-fiction novelist Ada Hoffmann. As the narrative unfolds, you unlock starting points deeper in the multiverse, so later runs can begin further along the journey. Even runs that do not advance the story earn resources, contributing to your upgrades and progress toward the story’s conclusion.
Frequently asked questions
The best price for Trinity Fusion is $1.41 at K4G. That is 76% less than on GOG, where it costs $5.99. 18 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 Trinity Fusion 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 Trinity Fusion are: Windows 10, GeForce GTX 960, Intel Core i3-4160, 8 GB RAM, 10 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Trinity Fusion is a single-player game.
Yes. Valve rates Trinity Fusion as Verified on the Steam Deck: it runs well out of the box.
Buy Trinity Fusion 92% cheaper than on GOG.
Trinity Fusion is available for 92% less in shops such as K4G, Kinguin, or Difmark.
GOG 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. GOG offers no buyer protection for keys bought in other shops and doesn't refund them.











