74%Strong matchCrystal Project
92%3k92% positive reviews, Very Positive across 3k reviews·JRPG · Voxel
—Face hordes in intense battles, unlock abilities, and combine items to create unique builds. Play solo or with up to 3 friends, discover powerful synergies, and survive the insane waves. Evolve your strategy, defeat bosses, and become a true Guardian of the Crystals!
Crystal Keepers is a cooperative action game for up to 4 players, where you will face waves of relentless enemies, including challenging bosses.
Survive as a team by creating strategies, discovering synergies, and unleashing your full potential with coordinated attacks, abilities, and items to make it to the end!

Select from a variety of classes to suit your playstyle and create creative builds to make each match unique.

Customize your hero with a unique combination of abilities and passives, acquired as you level up, allowing for creative strategies and powerful synergies.

Between waves, acquire items with no inventory restrictions to further enhance your build. With six rarity levels for items, cards, and enemies, every match offers a unique experience.
Purchase items to dominate the battlefield and evolve your Guardian. Play solo or with friends and dive into this adventure!
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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The best games like Crystal Keepers are Crystal Project, Fantasy Survivors, Dungeon Defenders, Crystarise, and Crystal Story II.
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