Hey here is a great feature worth suggesting again, except in my version I want items to be completely
downgraded to its previous version returning all materials used in crafting its upgraded version.
Prior Suggestions
http://forums.spiralknights.com/en/node/28907
http://forums.spiralknights.com/en/node/49202
Returning materials could work, but let the energy and crowns be lost, that's only fair.