The First Descendant gives you the option to pick a starting character at the beginning. After that, there is a very long grind to unlock each and every playable Descendant. This guide lists all the material costs that you need to put towards research in order to unlock all characters in The First Descendant. How To Unlock More Descendants Source: NEXON Games via Gamepur After picking the starting Descendant, you will be stuck with him/her for a long time.
Bunny Source: NEXON Games RequiredMaterial CostEnhanced CellsVulgus Field Generator mission in KingstonStabilizerMagister Lab mission in KingstonSpiral CatalystVulgus Data Transmitter in KingstonCodeDefeat Grave Walker Boss in Kingston Gley Source: NEXON Games RequiredMaterial CostEnhanced CellsMonad Shard x246Silicon x430Cooling Metallic Foil x38Gley Enhanced Cells Blueprint x1Gold x200,000StabilizerMetal Accelerant x519Flectorite x292Complex Carbon Activator x60Gley Stabilizer Blueprint...