l2j-server-datapack/L2J_DataPack/data/cursedWeapons.xml

<?xml version='1.0' encoding='utf-8'?>
<list>
	<item id="8190" skillId="3603" name="Demonic Sword Zariche">
		<dropRate val="1" /> <!-- 100000 for 100% -->
		<duration val="300" /> <!-- in minutes -->
		<durationLost val="3" /> <!-- in minutes -->
		<disapearChance val="50" /> <!-- in % -->
		<stageKills val="10" /> <!-- Integer -->
	</item>
	<item id="8689" skillId="3629" name="Blood Sword Akamanah">
		<dropRate val="1" /> <!-- 100000 for 100% -->
		<duration val="300" /> <!-- in minutes -->
		<durationLost val="3" /> <!-- in minutes -->
		<disapearChance val="50" /> <!-- in % -->
		<stageKills val="10" /> <!-- Integer -->
	</item>
</list>