These prices do not need to be discounted, just have an option to buy them 10 at a time. This will save time from entering a password hundreds of times.
D-Shop > Foritfy tab
Alchemist protector x10 = 10,000 deka coins
Blacksmith protector x10 =17,000 deka coins
Ossuary of Blacksmith x10 = 19,000 deka coins
Ossuary of Alchemist will x10 = 17,000 deka coins
Craftman's Talisman Treasure x10 = 26,000 deka coins
D-Shop buff durations changed to 30 mins. They are mostly used inside PTM, BR, DKSQ.
Item use cooldown of D-shop changed to match the quick use time of Candy buf