Change in all common items sold in shops or dropped by monsters to unidentified items.
Low S-Grade or lower (excluding Dynasty) unidentified items can be purchased from village traders.
Double-clicking an S-Grade or lower unidentified item gives a "Bound" or "Standard" item.
A bound weapon obtained from a C- to S-Grade unidentified item has a special ability chosen randomly from three available.
The randomly chosen special ability can be neither removed nor changed to another special ability.
Set armor effects of armor of S-Grade or lower still apply if a combination of "Bound" or "Standard" items of the same set are equipped.