 tons at a minimum. The Turkish Kazilik is the only known fire-breathing heavyweight. Heavyweight eggs are extremely valuable, often said to be more valuable than gold per pound (a Regal Copper egg is said to be worth 56,000 pounds, an enormous amount of money in the early 19th century). Kazilik eggs command incredible value, with the British paying the Ottoman Empire half a million pounds for three eggs (most of which was allocated for the Kazilik). Typically heavyweights are the most long-lived of all dragons, some are known to live for hundreds of years, but by contrast, they take much longer to recover from illness or disease than middle or lightweights.