It's very likely that this special attribute can only be embodied in the ring. If it is really the case, please don't blame me!
[One] After opening the DB file in DBC, there is a directory ~ the first one is for books ~ the second one is for monsters ~ and the third one is for items ~
Books
SID Item Code
NAME Item Name
Effect Type Effect Attribute
Effect Effect (animation effect produced by this method)
Spell A period of duration (the duration of the method effect)
Power Basic Power
MaxPower Maximum Power