When combining two Philosopher's stones, a new one Philosopher's stone is obtained, and the old ones remain in the crafting cell. Also, if you decompose Aeternalis Fuel or Mobius Fuel into EMC, and create Alchemical Fuel for the same EMC, it turns out that it will be possible to create more Aeternalis Fuel or Mobius Fuel from it than it burned before. In addition, the durability of the Philosopher's stone is always 0