# Mass creature production (technology)

internal name `mass-production` · tier 9 (Utility science pack, [tier 9](https://factorio.kalzumeus.com/tier/9.md))
HTML page: https://factorio.kalzumeus.com/tech/mass-production/

## Cost

3300 units of (1 × [Utility science pack](https://factorio.kalzumeus.com/item/utility-science-pack.md), 2 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 3 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 6 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 10 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 20 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 30 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 60 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 100 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 20 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 600 s each.

## Requires (2)

- [Organ printing - Stage 3](https://factorio.kalzumeus.com/tech/organ-printing-mk03.md)
- [Utility science pack](https://factorio.kalzumeus.com/tech/utility-science-pack.md)

## Leads to (2)

- [Bioreactor upgrade](https://factorio.kalzumeus.com/tech/bioreactor-upgrade.md)
- [Pyrrhic victory](https://factorio.kalzumeus.com/tech/pyrrhic.md)

## Unlocks (19 recipes)

### Arqad (`art-arqad`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 20 × [Arqad](https://factorio.kalzumeus.com/item/arqad.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Arthurian (`art-arthurian`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 15 × [Arthurian](https://factorio.kalzumeus.com/item/arthurian.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Auog (`art-auog`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 60 × [Auog](https://factorio.kalzumeus.com/item/auog.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Cottongut (`art-cottongut`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 80 × [Cottongut](https://factorio.kalzumeus.com/item/cottongut.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Dhilmo (`art-dhilmos`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 20 × [Dhilmo](https://factorio.kalzumeus.com/item/dhilmos.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Dingrit (`art-dingrits`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 15 × [Dingrit](https://factorio.kalzumeus.com/item/dingrits.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Mukmoux (`art-mukmoux`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 30 × [Mukmoux](https://factorio.kalzumeus.com/item/mukmoux.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Phadai (`art-phadai`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 5 × [Phadai](https://factorio.kalzumeus.com/item/phadai.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Phagnot (`art-phagnot`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 20 × [Phagnot](https://factorio.kalzumeus.com/item/phagnot.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Scrondrix (`art-scrondrix`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 10 × [Scrondrix](https://factorio.kalzumeus.com/item/scrondrix.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Simik (`art-simik`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 10 × [Simik](https://factorio.kalzumeus.com/item/simik.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Trits (`art-trits`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 8 × [Trits](https://factorio.kalzumeus.com/item/trits.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Ulric (`art-ulric`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 50 × [Ulric](https://factorio.kalzumeus.com/item/ulric.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Vonix (`art-vonix`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 5 × [Vonix](https://factorio.kalzumeus.com/item/vonix.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Vrauk (`art-vrauks`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 100 × [Vrauk](https://factorio.kalzumeus.com/item/vrauks.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Xeno (`art-xenos`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 10 × [Xeno](https://factorio.kalzumeus.com/item/xeno.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Xyhiphoe (`art-xyhiphoe`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 25 × [Xyhiphoe](https://factorio.kalzumeus.com/item/xyhiphoe.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Zipir (`art-zipir`)

- 8 s · tier 9
- Ingredients: 100 × [Artificial blood](https://factorio.kalzumeus.com/fluid/artificial-blood.md), 50 × [Fetal serum](https://factorio.kalzumeus.com/fluid/fetal-serum.md), 1 × [Tissue engineered fat](https://factorio.kalzumeus.com/item/tissue-engineered-fat.md), 1 × [Scaffold free bones](https://factorio.kalzumeus.com/item/scafold-free-bones.md), 1 × [Laboratory grown brain](https://factorio.kalzumeus.com/item/laboratory-grown-brain.md), 1 × [In vitro meat](https://factorio.kalzumeus.com/item/in-vitro-meat.md), 1 × [Biomimetic skin](https://factorio.kalzumeus.com/item/biomimetic-skin.md), 1 × [Bioartificial guts](https://factorio.kalzumeus.com/item/bioartificial-guts.md)
- Results: 30 × [Zipir](https://factorio.kalzumeus.com/item/zipir1.md)
- Made in: Creature chamber MK 01, Creature chamber MK 02, Creature chamber MK 03, Creature chamber MK 04
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)

### Bioprinter MK 04 (`bio-printer-mk04`)

- 4 s · tier 9
- Ingredients: 1 × [Bioprinter MK 03](https://factorio.kalzumeus.com/item/bio-printer-mk03.md), 10 × [Control unit](https://factorio.kalzumeus.com/item/control-unit.md), 15 × [Wall shield](https://factorio.kalzumeus.com/item/wall-shield.md), 40 × [Iron niobium alloy](https://factorio.kalzumeus.com/item/nbfe-alloy.md), 20 × [Silver foam](https://factorio.kalzumeus.com/item/silver-foam.md), 10 × [Divertor](https://factorio.kalzumeus.com/item/divertor.md), 20 × [Harmonic absorber](https://factorio.kalzumeus.com/item/harmonic-absorber.md), 50 × [Hyperelastic material](https://factorio.kalzumeus.com/item/hyperelastic-material.md), 15 × [Intelligent unit](https://factorio.kalzumeus.com/item/intelligent-unit.md), 5 × [Metastable Quasicrystal](https://factorio.kalzumeus.com/item/metastable-quasicrystal.md), 1 × [Superconducting Claw-pole Engine](https://factorio.kalzumeus.com/item/sc-engine.md), 1 × [Mechanical Parts 04](https://factorio.kalzumeus.com/item/mechanical-parts-04.md)
- Results: 1 × [Bioprinter MK 04](https://factorio.kalzumeus.com/item/bio-printer-mk04.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Mass creature production](https://factorio.kalzumeus.com/tech/mass-production.md)