The Vaathkree were an alien race native to the planet Vaathkree. These beings evolved in the harsh environment of their homeworld. The Vaathkree were the adult form of Stonesingers, and resembled humanoids made from stone and metal. In reality, they were fleshy creatures encased in an armor-like covering of living metal or stone. Each Vaathkree maturee from a Stonesinger after twenty years. They were known for their religion, which was centered around bartering and the art of making The Deal. The average Vaathkree could live to be over 300 standard years of age, which included twenty or more years as a Stonesinger.