Board Thread:Dragon City Questions and Answers/@comment-120.141.224.65-20130512014325/@comment-3271569-20130520114152

Yes and no

Yes because it produce the lowest earning and the array list is smaller since it can't produce legendary, mirror or crystal dragon. But no because the random factor descrease your chance on an pure. That's why wind + mirror/crystal level 4 has more chance to result an pure.