didn't know it was .xml
<Skill SkillID="50021" SkillEngName="Dice Throwing" SkillLocalName="_LT[xml.skillinfo.450]" SkillType="0" SkillCategory="0" Season="0" Version="1" DescName="DiceThrowing" UIType="0" MaxStackNum="1" StackLimitTime="0" UseType="0" RaceBasic="0" BasicType="0" IsHidden="True" IsSpecialAction="True" LvZeroUsable="True" OnceALife="False" TransformType="0" ParentSkill="0" TargetRange="100000" ImageFile="data/gfx/image/gui_icon_skill_000.dds" PositionX="7" PositionY="12" ClosedDesc="_LT[xml.skillinfo.469]" SkillDesc="_LT[xml.skillinfo.470]" PrepareLock="lock(walk,run)" CompleteLock="unlock(walk,run)" DecreaseDuraByBrionac="0" />
I think that should be it, just navigate to data>db>skill, open skillinfo.xml, and put that somewhere.
or you can use the attached file, drop it into data>db>skill, rename from skillinfo.txt to skillinfo.xml
note: not sure about the NA compatability.
[attachment deleted by admin]