--闇竜族の爪
--Dragon Nails
--scripted by Naim
local s,id=GetID()
function s.initial_effect(c)
	aux.AddEquipProcedure(c,nil,aux.FilterBoolFunction(Card.IsAttribute,ATTRIBUTE_DARK))
	--Increase ATK by 600
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_EQUIP)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetValue(600)
	c:RegisterEffect(e1)
	--Prevent destruction by opponent's effect
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_EQUIP)
	e2:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	e2:SetValue(aux.indoval)
	c:RegisterEffect(e2)
	--Special Summon the destroyed monster
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_EQUIP)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e3:SetProperty(EFFECT_FLAG_DELAY)
	e3:SetCode(EVENT_TO_GRAVE)
	e3:SetCountLimit(1,id)
	e3:SetCondition(s.spcon)
	e3:SetTarget(s.sptg)
	e3:SetOperation(s.spop)
	c:RegisterEffect(e3)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local ec=c:GetPreviousEquipTarget()
	return c:IsReason(REASON_LOST_TARGET) and ec and ec:IsReason(REASON_DESTROY) and ec:IsReason(REASON_BATTLE) and ec:IsLocation(LOCATION_GRAVE)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	local tc=c:GetPreviousEquipTarget()
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and tc:IsCanBeSpecialSummoned(e,0,tp,false,false)
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,tc,1,tp,LOCATION_GRAVE)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,c,1,tp,0)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,c,1,tp,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=c:GetPreviousEquipTarget()
	if Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)>0 and Duel.GetLocationCount(tp,LOCATION_SZONE)>0
		and Duel.Equip(tp,c,tc) then
		--Banish this card if it leaves the field
		local e1=Effect.CreateEffect(c)
		e1:SetDescription(3300)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
		e1:SetReset(RESET_EVENT|RESETS_REDIRECT)
		e1:SetValue(LOCATION_REMOVED)
		c:RegisterEffect(e1,true)
	end
end