Valakas's Necklace 180-day limited period
Dimensional item MP +50, Resistance to Sleep +40%, sleep attack rate +40%, HP +445, reuse delay decrease, P. Atk. and M. Atk. increase, wild magic effect, damage shield effect, and Resistance to Fire increase. Only one effect is applied even when the two identical necklaces are worn. Can be used for 180 days. Cannot be exchanged or dropped. Can be stored in a private warehouse.
Not dropped by monsters.
Cannot be spoiled.
The chances are official (x1). On servers with x10, x100 and higher rates, drop and spoil come more often.