How to Use the Chroma Catalyst in Expedition 33

Christopher H.

Christopher H.

December 2, 2025

How to Use the Chroma Catalyst in Expedition 33

Are you trying to figure out how to use the Chroma Catalyst in Clair Obscur: Expedition 33? You're in the right place! This guide will tell you everything you need to know about this important item.

The short answer is that you use Chroma Catalysts at a camp to upgrade your weapons. This makes your weapons stronger and helps you defeat tougher enemies.

Where to Find Chroma Catalysts

Chroma Catalysts are rare, so you'll need to know where to look. Here are a few places you can find them:

I remember when I was struggling to defeat a boss, I spent hours looking for a Chroma Catalyst. I finally found one in the Painting Workshop and was so relieved. It made a huge difference in the fight!

How to Use the Chroma Catalyst

Once you have a Chroma Catalyst, you need to know how to use it. Here’s what you do:

1. Go to a camp: You can use Chroma Catalysts at any camp in the game.

2. Open the weapon upgrade menu: Once you're at a camp, open the menu to upgrade your weapons.

3. Select the weapon you want to upgrade: Choose the weapon you want to make stronger.

4. Use the Chroma Catalyst: You will see an option to use a Chroma Catalyst. Select it to upgrade your weapon.

I was so excited when I finally got to upgrade my favorite weapon. I had been using it for a while, and it was starting to feel weak. After I upgraded it, it was like a brand new weapon! I was able to defeat enemies that had been giving me trouble before. For more information on upgrading your weapons, check out our guide on how to upgrade weapons in Expedition 33.

Clair Obscur: Expedition 33 is a beautiful and challenging game. If you want to make in-app purchases to get ahead, you can use Playstorm to earn gift cards for your favorite platforms, like PC, Xbox, and PlayStation.

Christopher H.

Christopher H.

Author

Hi, I’m Christopher. I’ve always been fascinated by how games are made and the technology behind them. My background in software development gives me a different way of looking at gameplay, design, and the choices developers make. At Playstorm, I write about trends in the gaming industry, thoughtful game design, and how innovation continues to shape the way we play. I enjoy breaking things down and finding the details that make a good game great.

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