78%Strong matchCreature Lab
53%31153% positive reviews, Mixed across 311 reviews·Horror · Character Customization
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Ready to become a mad scientist? Synthesize, evolve, and command an army of unique creatures in your own lab. Manage your laboratory, master genetic essences, and dominate the battle arena in this deep creature collection simulator!

Monster Lab Simulator delivers the thrill of synthesis and tactical battle. Every experiment is a surprise, and every recipe is a chance to discover something legendary. Are you ready to manage the world's most advanced monster lab?

Purchase mysterious essences, synthesize eggs, and complete their growth in the incubator to bring unique Fulus to life.

Discover hidden recipes by combining various essences. Obtain surprise Fulus and expand your ultimate collection.

Legendary Fulu Battles are about to begin. Prepare your squad and take your place in the war room.

Capture your Fulus with orbs and add them to your collection. These orbs will form your elite battle army.

Sell your orbed Fulus and reinvest to acquire new high-tech products. Expand your lab, accelerate production, and obtain even more powerful Fulus.

Merge three Fulus using the evolution machine. Unlock stronger abilities, higher essence yields, and brand-new tactical combat options.

Keep mischievous Fulus out of trouble, watch over them when they get naughty, and ensure your lab is always a happy, healthy environment for your creatures.

How lucky are you? Spin the lucky lever and win surprises to power up your Fulus.

Obtain special eggs from ancient ambers. Melt the ambers and reveal the eggs hidden within.

Fulus exhausted from battle regenerate in habitats matching their elements. Keep them happy by placing them in the correct elemental zones.
Monster Lab Simulator combines the thrill of synthesis and combat with the joy of collecting and the magic of discovering the unknown—all within your very own monster laboratory.
Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.
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