# Xenos - Stage 2 (technology) internal name `xeno-mk02` · tier 7 (Production science pack, [tier 7](https://factorio.kalzumeus.com/tier/7.md)) HTML page: https://factorio.kalzumeus.com/tech/xeno-mk02/ ## Cost 2500 units of (1 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 2 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 3 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 6 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 10 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 20 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 30 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 6 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 300 s each. ## Requires (1) - [Assisted embryology](https://factorio.kalzumeus.com/tech/assisted-embryology.md) ## Leads to (1) - [Xenos - Stage 3](https://factorio.kalzumeus.com/tech/xeno-mk03.md) ## Unlocks (5 recipes) ### Caged xeno (`caged-xeno-2`) - 110 s · tier 7 · productivity modules allowed - Ingredients: 2 × [Xeno egg](https://factorio.kalzumeus.com/item/xeno-egg.md), 2 × [Caged mukmoux](https://factorio.kalzumeus.com/item/caged-mukmoux.md), 10 × [Bones](https://factorio.kalzumeus.com/item/bones.md), 6 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md), 8 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 5 × [Guts](https://factorio.kalzumeus.com/item/guts.md) - Results: 6 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 2 × [Caged xeno](https://factorio.kalzumeus.com/item/caged-xeno.md) - Made in: Xeno pen MK 01, Xeno pen MK 02, Xeno pen MK 03, Xeno pen MK 04 - Unlocked by: [Xenos - Stage 2](https://factorio.kalzumeus.com/tech/xeno-mk02.md) ### Compiled xeno codex (`compile-xeno-codex`) - 30 s · tier 7 - Ingredients: 1 × [Xeno codex](https://factorio.kalzumeus.com/item/xeno-codex.md), 1 × [Neuroprocessor](https://factorio.kalzumeus.com/item/neuroprocessor.md) - Results: 1 × [Compiled xeno codex](https://factorio.kalzumeus.com/item/xeno-codex-mk02.md) - Made in: Data array - Unlocked by: [Xenos - Stage 2](https://factorio.kalzumeus.com/tech/xeno-mk02.md) ### Xeno egg (`xeno-egg-2`) - 25 s · tier 7 · productivity modules allowed - Ingredients: 1 × [Xeno](https://factorio.kalzumeus.com/item/xeno.md), 2 × [Caged mukmoux](https://factorio.kalzumeus.com/item/caged-mukmoux.md), 25 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 20 × [Bones](https://factorio.kalzumeus.com/item/bones.md), 15 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md), 10 × [Guts](https://factorio.kalzumeus.com/item/guts.md) - Results: 15 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 6 × [Xeno egg](https://factorio.kalzumeus.com/item/xeno-egg.md), 2 × [Cage](https://factorio.kalzumeus.com/item/cage.md) - Made in: Reproductive complex MK 01, Reproductive complex MK 02, Reproductive complex MK 03, Reproductive complex MK 04 - Unlocked by: [Xenos - Stage 2](https://factorio.kalzumeus.com/tech/xeno-mk02.md) ### Phase 2 xeno breeding program (`xeno-mk02`) - 30 s · tier 7 - Ingredients: 2 × [Xeno](https://factorio.kalzumeus.com/item/xeno.md), 1 × [Caged mukmoux](https://factorio.kalzumeus.com/item/caged-mukmoux.md), 4 × [Bedding](https://factorio.kalzumeus.com/item/bedding.md), 10 × [Bones](https://factorio.kalzumeus.com/item/bones.md), 10 × [Fish](https://factorio.kalzumeus.com/item/fish.md), 6 × [Water barrel](https://factorio.kalzumeus.com/item/water-barrel.md) - Results: 0.005 × [Xeno MK 02](https://factorio.kalzumeus.com/item/xeno-mk02.md) (0.5% chance), 6 × [Empty barrel](https://factorio.kalzumeus.com/item/barrel.md), 0.5 × [Xeno](https://factorio.kalzumeus.com/item/xeno.md) (50% chance), 1 × [Cage](https://factorio.kalzumeus.com/item/cage.md) - Made in: Reproductive complex MK 01, Reproductive complex MK 02, Reproductive complex MK 03, Reproductive complex MK 04 - Unlocked by: [Xenos - Stage 2](https://factorio.kalzumeus.com/tech/xeno-mk02.md) ### Xeno MK 02 (`xeno-mk02r`) - 120 s · tier 7 - Ingredients: 4 × [Xeno MK 02](https://factorio.kalzumeus.com/item/xeno-mk02.md), 1 × [Compiled xeno codex](https://factorio.kalzumeus.com/item/xeno-codex-mk02.md), 2 × [Animal sample](https://factorio.kalzumeus.com/item/animal-sample-01.md), 2 × [cDNA](https://factorio.kalzumeus.com/item/cdna.md), 1 × [Unknown and exotic alien DNA samples](https://factorio.kalzumeus.com/item/strorix-unknown-sample.md), 200 × [Sulfuric acid](https://factorio.kalzumeus.com/fluid/sulfuric-acid.md), 20 × [Mutant enzymes](https://factorio.kalzumeus.com/fluid/mutant-enzymes.md), 150 × [Xenogenic cells](https://factorio.kalzumeus.com/fluid/xenogenic-cells.md), 5 × [Bioscaffold](https://factorio.kalzumeus.com/item/bio-scafold.md), 1 × [Cridren adrenal cortex](https://factorio.kalzumeus.com/item/adrenal-cortex.md) - Results: 5 × [Xeno MK 02](https://factorio.kalzumeus.com/item/xeno-mk02.md) - Made in: Bioprinter MK 01, Bioprinter MK 02, Bioprinter MK 03, Bioprinter MK 04 - Unlocked by: [Xenos - Stage 2](https://factorio.kalzumeus.com/tech/xeno-mk02.md)