hello guys i had tested this bug in isro and its had work b4 now don't know, also in isro u can't trade Skill edit potion here can so dunno u can testi by ur self.
1.Buy 5 Skill edit potion (i thin can work only if u buy from item mall).
2.Dlvl 4skill (4potion) and 1 left.
3.Put thet 1potion to storage.
4.Do teleport from town to town.
5.Go to storage and if bug works in ur storage will be 5 edit potions.
sorry for bad english