Kotatz
Summons Kotatz, who increases HP Regeneration by 40% and MP Regeneration by 20%. The recovery bonus effect occurs only only when summoned away at a certain distance from the town. Cannot be exchanged, dropped, or sold. 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.