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Hatching Enzymes are an item, necessary for hatching the Sea Emperor Babies. Its blueprint is unlocked after the player has activated the Aquarium Arch.

After being crafted at a Fabricator, they must be inserted into the Incubator Device in order to hatch the Sea Emperor Babies.

It looks like a white liquid compound. It is made from all different types of flora, which likely gave it it's plain, white color.  


Eyes Plant SeedFungal SampleGhost Weed SeedSea Crown SeedBulb Bush SampleArrow-right (1)FabricatorArrow-right (1)Hatching Enzymes

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In a normal life cycle it seems emperor specimens would have buried their eggs in much shallower waters, where different organic materials in the soil would have triggered a hatching response.

By combining flora from the emperor's nesting regions with a hatching enzyme from the parent itself it should be possible to fabricate a substance which would synthesize the natural environment and catalyze the birthing process.