Makai Senki Disgaea 4/Bugs
Duplication Bug as of 1.10
step 1 fill out your bag and warehouse
step 2 enter the item world, of any equipable item
step 3 break an item box, finish a level to gain an item, or buy an item from one of the mystery portals
step 4 finish off your item up till the x0th stage so that you may leave without having to use a mr gency
step 5 your item will be sent to shops, you will need to sell a couple of items before collecting
step 6 go into the buy section, and buy the item by using the "try it on" option
step 7 exit the shop and repeat, you will find the item is the same level, and all the innocents are the same
PS. suggested uses multiply items with enforcers, managers, brokers, you might need them if you want high rarity items in the mix, Lose-lose innocents as well as statitions
credit goes to the finders in gamefaqs, as well as the finders in the NIS forums
Update 18/07/13 : This is not working anymore due to patches