to open the case,
http://warofdragons.com/artifact_info.ph…ct_id=204384386
first opening between 12h and 13h
for the following
a click on use, the image of the chest, in large
mouse click right, copy url, craft in a new tab
http://warofdragons.com/images/data/misc/sky_time_e.gif
the letter before the .gif corresponds to the opening time
A = 0h, 1h, B = 1h-2h = 23h .... X-0h
handling is a repeat for the last opening
reward 2gold 69, 5 parchment teleportation white castle, a drop aleatoire..manuscrit custodian reputation or other ... 10000xp
thanks to all comment for reward or other