Talk:Corundum Crystal/@comment-177.68.246.146-20120701171502/@comment-5190387-20120704175559

Decorations, levels, arranging of items around the cave - nothing helps your chances of getting Ruby or a rare. It's the luck of the draw and the combination you're using. It's said that the order in which you place the two dragons doesn't matter, either, but I'm not so sure about that one.