Board Thread:Dragon Story Breeding/@comment-6498864-20130420225420/@comment-188.193.216.95-20130502115346

And this is my theory:

http://dragon-story.wikia.com/wiki/Thread:70283

The same as the users are treated different with the gold prices for the same things, also like treated different in evolving dragons from level 3 to 4 while others don't need to evolve them in this levels and many other unfair differences, there is also a huge difference of the definitions of "rares" and "ultra rares" between the users.