

Dead 4 Now: Bio-Weapon Simulator
d'Evo · 2026 · Simulation, Strategy, Casual, Singleplayer, Capitalism
PC
Mostly Positive76% · 29 📈 Making a comeback 100%
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About Dead 4 Now: Bio-Weapon Simulator
🧪 About
This is not a simulation. This is a biological warfare laboratory.Develop bio-weapons by manipulating DNA in your own lab. Synthesize synthetic bases, design custom DNA sequences, engineer lethal viruses, and prepare them in injectable form to unleash upon the world. Every failure brings you closer to a stronger variant.
🔬 Key Features
🧫 20 Unique DNA Bases
Utilize your collection of natural and synthetic bases to create diverse effects. Strategically combine properties such as toxicity, mutation potential, spread rate, and tissue-targeting effects.🧪 Chemical Crafting System
Order components from the deep web, receive them at your lab, and craft your own bases by mixing the correct proportions. Crafting requires knowledge, not just ingredients.🧬 DNA Sequence Editor
Create custom DNA strands of up to 100 bases. Decide which base goes where and when to modify it—your choices determine the fate of the virus.🧰 Automatable Laboratories
Manage the entire process—from synthesis to purification, replication, and preparation for injection—with a single, real-world-inspired device.🧉 Vaccine Production
Design an effective vaccine against your own virus. Inactivate the virus with heat, strengthen it with adjuvants, formulate, and test.🌐 Gameplay Based on Real Science
- Deep systems grounded in synthetic biology, molecular genetics, and virology.
- Simulate the behaviors of your custom-designed viruses.
- Simplified but coherent representations of synthesis, PCR, purification, and injection steps
What Steam players say
Recent verbatim reviews from Steam — separate from playze.io community reviews below.
The game is way more complex than it looks at first. Creating viruses experimenting with DNA and trying not to accidentally ruin everything is actually really addictive. I like that the game tries to build its mechanics around real science instead of just random arcade gameplay. There is a lot to experiment with and it genuinely feels rewarding when a new creation finally works the way you wanted.2 found this helpful
Overall, the game is truly unique in its own way. It feels like Plague Inc, except here you personally create the virus yourself in order to infect the entire world. The virus creation mechanics are interesting and very complex - even with the ingame guide, I managed to create my second virus only after 20-40 attempts. If the game hadn’t given you the first virus and the ability to sell test subjects at the auction, the scientist’s evil plan would’ve failed at the money grind stage xdd After struggling quite a bit, I finally infected the whole world and somehow managed to cure myself too. Overall, I’m satisfied with the game, but there are some downsides. 1) Constantly carrying chemicals to the printer is tedious. Until you get workers, you have to carry boxes one by one. Why not make it possible to carry at least several boxes at once? 2) Backstory and plot — the game seriously lacks them. At least some kind of introduction to the main character’s story would help: why is he infected, and why did he decide to infect the world? 3)Tutorial — creating a virus felt like a lottery. I managed to create one mostly through sheer luck. Overall: the game has huge potential. It just needs…2 found this helpful
[b]Get ready, world, my mutants will be the strongest![/b] In this game, we create our own crazy virus to infect all of humanity. It sounds villainous, but it's a lot of fun. We test samples, make sure the zombies don't escape and kill us, and step by step get closer to our goal. An interesting concept and nice execution. [code]If you read the review and liked it, don't forget to give it a thumbsup;)[h3][i]The further - The better♥️[/i][/h3][/code]2 found this helpful
I haven't logged many hours yet, but I'm really enjoying the game despite a few rough edges. Time to engineer my own digital virus since real-world scientists apparently couldn't pull it off!1 found this helpful
[h1] THIS IS HOW COVID-19 WAS CREATED [/h1] The concept is very interesting, I've never seen anything like it before. In one place it reminded me of Plague Inc. Cool lab, the only thing is they need to make a proper tutorial and polish the interface, that's really important. Otherwise, the game is great, I'll wait for an update. I saw something coming out recently.1 found this helpful
Well, now I've become a chemist. I created my own coronavirus and destroyed everyone.1 found this helpful
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