# Yaedols - Stage 2 (technology)

internal name `yaedols-mk02` · tier 4 (pY science pack 2, [tier 4](https://factorio.kalzumeus.com/tier/4.md))
HTML page: https://factorio.kalzumeus.com/tech/yaedols-mk02/

## Cost

1400 units of (1 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 2 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 3 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 6 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 90 s each.

## Requires (1)

- [Mycology - Stage 3](https://factorio.kalzumeus.com/tech/mycology-mk03.md)

## Leads to (2)

- [Yaedols - Stage 3](https://factorio.kalzumeus.com/tech/yaedols-mk03.md)
- [Yaedols upgrade](https://factorio.kalzumeus.com/tech/yaedols-upgrade.md)

## Unlocks (4 recipes)

### Yaedols (`yaedols-2`)

- 110 s · tier 4 · productivity modules allowed
- Ingredients: 4 × [Yaedols spores](https://factorio.kalzumeus.com/item/yaedols-spores.md), 10 × [Wood](https://factorio.kalzumeus.com/item/wood.md), 80 × [Water](https://factorio.kalzumeus.com/fluid/water.md), 2 × [Fungal substrate](https://factorio.kalzumeus.com/item/fungal-substrate.md), 10 × [Fertilizer](https://factorio.kalzumeus.com/item/fertilizer.md), 2 × [Special fungal substrate](https://factorio.kalzumeus.com/item/fungal-substrate-03.md)
- Results: 6 × [Yaedols](https://factorio.kalzumeus.com/item/yaedols.md)
- Made in: Yaedols culture MK 01, Yaedols culture MK 02, Yaedols culture MK 03, Yaedols culture MK 04
- Unlocked by: [Yaedols - Stage 2](https://factorio.kalzumeus.com/tech/yaedols-mk02.md)

### Phase 2 yaedols breeding program (`yaedols-mk02`)

- 30 s · tier 4
- Ingredients: 2 × [Yaedols](https://factorio.kalzumeus.com/item/yaedols.md), 5 × [Yaedols spores](https://factorio.kalzumeus.com/item/yaedols-spores.md), 5 × [Special fungal substrate](https://factorio.kalzumeus.com/item/fungal-substrate-03.md), 15 × [Wood](https://factorio.kalzumeus.com/item/wood.md), 1000 × [Water](https://factorio.kalzumeus.com/fluid/water.md)
- Results: 0.005 × [Yaedols MK 02](https://factorio.kalzumeus.com/item/yaedols-mk02.md) (0.5% chance), 0.5 × [Yaedols](https://factorio.kalzumeus.com/item/yaedols.md) (50% chance)
- Made in: Yaedols culture MK 01, Yaedols culture MK 02, Yaedols culture MK 03, Yaedols culture MK 04
- Unlocked by: [Yaedols - Stage 2](https://factorio.kalzumeus.com/tech/yaedols-mk02.md)

### Yaedols MK 02 (`yaedols-mk02-breeder`)

- 30 s · tier 4
- Ingredients: 10 × [Yaedols spores MK 02](https://factorio.kalzumeus.com/item/yaedols-spores-mk02.md), 400 × [Nitrogen](https://factorio.kalzumeus.com/fluid/nitrogen.md), 10 × [Wood](https://factorio.kalzumeus.com/item/wood.md), 2 × [Fungal substrate](https://factorio.kalzumeus.com/item/fungal-substrate.md), 5 × [Cobalt fluoride](https://factorio.kalzumeus.com/item/cobalt-fluoride.md), 400 × [Water](https://factorio.kalzumeus.com/fluid/water.md)
- Results: 2 × [Yaedols MK 02](https://factorio.kalzumeus.com/item/yaedols-mk02.md), 0.25 × [Yaedols MK 02](https://factorio.kalzumeus.com/item/yaedols-mk02.md) (25% chance)
- Made in: Yaedols culture MK 01, Yaedols culture MK 02, Yaedols culture MK 03, Yaedols culture MK 04
- Unlocked by: [Yaedols - Stage 2](https://factorio.kalzumeus.com/tech/yaedols-mk02.md)

### Yaedols spores MK 02 (`yaedols-spore-mk02`)

- 5 s · tier 4
- Ingredients: 1 × [Yaedols MK 02](https://factorio.kalzumeus.com/item/yaedols-mk02.md)
- Results: 5 × [Yaedols spores MK 02](https://factorio.kalzumeus.com/item/yaedols-spores-mk02.md)
- Made in: Spore collector MK 01, Spore collector MK 02, Spore collector MK 03, Spore collector MK 04
- Unlocked by: [Yaedols - Stage 2](https://factorio.kalzumeus.com/tech/yaedols-mk02.md)