We Love It's Guide to…
Run a monster lab by mixing essences, hatching and evolving Fulus, managing orders, and sending creature teams into arena battles.
Released 13 Feb 2026
Discover Fulu Recipes
Incubate Monster Eggs
Merge Three Fulus
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!
Developed by Round 3 Studios · Published by Round 3 Studios
In Monster Lab Simulator, you operate a laboratory where you create and collect Fulus. Buy essences, combine them to discover recipes, synthesize eggs, and incubate them to hatch creatures with different elements and rarities.
Handle supplies and equipment around the lab, respond to market orders by selling requested Fulus, and reinvest earnings in production. Gain levels to unlock more laboratory areas and creature possibilities, while completing daily and weekly tasks.
Prepare teams of up to three Fulus for arena battles, then return them to recover in habitats suited to their elements. Merge three matching Fulus in an evolution machine to develop them and unlock stronger abilities and other combat options.
Players who enjoy the game often point to its cute Fulus and the satisfaction of experimenting with essence combinations to discover creatures. Some also like the relaxed lab routine of creating, merging, and collecting them. Recurring reservations include a repetitive, grind-heavy loop, limited creature variety and content, difficult money progression, cumbersome item handling, and battles that many find too passive or unrewarding.
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.
20 Unique Fulu Families – Discover 20 different Fulu lineages in your lab!
Abilities & Elements – 80 distinct abilities tailored to specific Fulu families and elements!
Order Management – Monitor the order screen and boost your economy by meeting market demands.
New Areas to Explore – Level up to unlock deep sections of the laboratory. Upgrade your facility, enhance machinery, and maintain hygiene.
Assistant Trash Robot – End the lab clutter; add the stylish and hardworking trash robot to your team.
Daily & Weekly Missions – New laboratory tasks await you every single day!
Finally; A Pair of Eyes… – Beware of the eyes that are constantly watching you in the lab.
| Platforms | Windows |
|---|---|
| Achievements | 23 |
| Age ratings |
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| Controller required | No |
| Website | Official website |
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