Darya is a pink diamond and implied to be from out of this world, given her initial unfamiliarity with many human customs. However, she is extremely intelligent, possessing the knowledge of "multiple star systems", and also implied to be extremely powerful (her occupation is "Supreme Leader"), capable of conquering entire planets and harvesting them for resources.

Her info in the Store describes her as a majestic and powerful entity from a distant galaxy who can abiogenerate.