You'll need the following items in your inventory to craft the Large-Scale Electric Egg Incubator: 100x Hexolite 50x Circuit Board 30x Ancient Civilization Parts 20x Ancient Civilization Cores You ...

Once you have the recipe unlocked, you can build the egg incubator using 10 Paldium fragments, five cloth, 30 stone, and two ancient civilization parts. You can get the parts from beating bosses ...