Cthulhu: The Cosmic Abyss Guide | Evolutions and Energy Upgrades

How to think about passive upgrades, what to prioritize, and why off-path rooms matter so much.

Game Guide by Faviyan Mustafiz on Apr 24, 2026

It's easy to overlook improvements in Cthulhu: The Cosmic Abyss because the game is more about exploring than fighting. At first, that can make evolutions and energy upgrades seem less important. Not at all. They make the whole investigation go more smoothly. There will be fewer dead-end interactions if you do a better job of analyzing.

If you can handle energy better, you won't have to stop as often in long puzzle rooms. Route-based trophies and late-game cleanup are also a lot less stressful when support systems are stronger. You should plan on upgrades from the start if you want a cleaner run.

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Why changes are important in a game with a lot of puzzles

Public achievement pages link Augmented Agent to finding all evolutions, which shows how important the game thinks they are. These are more than just collectible icons. They are improvements that happen on their own and make core systems feel better.

In a game where you have to read objects, save energy, and move through unstable spaces, even a small increase in efficiency can save a lot of trouble over the course of a chapter. That's why it's better to hunt for upgrades here than in a simpler game where you just walk around and look for things.

Cthulhu: The Cosmic Abyss, PC, Gameplay, Evolutions and Energy Upgrades, Screenshot, NoobFeed

Put quality of life first when making energy upgrades

Energy upgrades are important because they make all the other systems easier to use. Public trophy lists link Full Charge to getting all the energy upgrades, which makes sense for the way the game is set up. Having more energy doesn't always mean doing more. It means that the investigation loops are cleaner.

You can finish a clue chain, run the scan you need, and check the Vault without having to stop to refuel right away. That kind of flow is a big plus in chapters where missing one detail can make you lose your focus.

Look for things like a collector, not a speedrunner

Cthulhu: The Cosmic Abyss, PC, Gameplay, Evolutions and Energy Upgrades, Screenshot, NoobFeed

The best way to upgrade is to clear out the obvious side rooms before starting the last push of a chapter. This game likes to hide things of value in places that seem optional.

Take the extra minute if a hallway bends away from the main path, a room looks like it only exists for lore, or a scan shows something just off the main path. That kind of curiosity often leads to evolutions and energy upgrades. A fast main-objective route can still finish the story, but it will usually leave behind improvements to your quality of life.

This is even more important because upgrades work best when you find them early. A late pickup is still helpful, but an early pickup makes every room after it better. That's why a careful first run saves time overall, even though it might seem slower at the time.

Cthulhu: The Cosmic Abyss, PC, Gameplay, Evolutions and Energy Upgrades, Screenshot, NoobFeed

What to put first when you don't have a lot of resources

If you can't fully clear an area and have to choose, put anything that makes analysis uptime, sonar clarity, or energy reserves ahead of everything else. Those are the improvements that will help the whole case. Rewards that are cosmetic or don't affect the route can wait. The way the game is set up makes it easier to use tools that keep your investigation stable when things get tough.

The best way to think about upgrades in Cthulhu: The Cosmic Abyss is easy. They don't exist to help you fight better. They are there to help you find the truth. When you think of them that way, hunting for upgrades stops feeling like a choice.

Also, check our Cthulhu: The Cosmic Abyss Review and other guides below: