"DragonCoin"? Nah, the most fitting name for a cryptocurrency would be the following:
Fairy Gold | Definition of Fairy Gold by Merriam-Webster"fairy gold
noun
variants: or fairy money
Definition of fairy gold
1: money held to be given by fairies but turned into rubbish when put to use
2: wealth or prosperity that may vanish as swiftly as it is acquired : precarious or illusory wealth
'was to have been, according to those who profited most from its fairy gold, an era that would transcend the business cycle' — Stringfellow Barr"