--ジェムナイトレディ・ローズ・ダイヤ
--Gem-Knight Lady Rose Diamond
--Scripted by Eerie Code
local s,id=GetID()
function s.initial_effect(c)
	--Fusion Material
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,aux.FilterBoolFunctionEx(Card.IsSetCard,SET_GEM_KNIGHT),aux.FilterBoolFunctionEx(Card.IsRace,RACE_FAIRY))
	--Your "Gem-Knight" monsters cannot be destroyed once during each opponent's turn
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_INDESTRUCTABLE_COUNT)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetTarget(function(_,c) return c:IsSetCard(SET_GEM_KNIGHT) end)
	e1:SetValue(s.indval)
	c:RegisterEffect(e1)
	--Destroy 1 face-up card the opponent controls
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetCode(EVENT_CHAINING)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.descon)
	e2:SetCost(s.descost)
	e2:SetTarget(s.destg)
	e2:SetOperation(s.desop)
	c:RegisterEffect(e2)
end
s.listed_series={SET_GEM_KNIGHT}
s.material_setcode={SET_GEM,SET_GEM_KNIGHT}
function s.indval(e,re,r,rp)
	if Duel.IsTurnPlayer(1-e:GetHandlerPlayer()) and (r&REASON_EFFECT)~=0 then
		return 1
	else return 0 end
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	return ep==1-tp and Duel.IsTurnPlayer(tp) and re:IsMonsterEffect()
end
function s.descfilter(c)
	return c:IsSetCard(SET_GEM_KNIGHT) and c:IsAbleToRemoveAsCost() and aux.SpElimFilter(c,true)
end
function s.descost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.descfilter,tp,LOCATION_MZONE|LOCATION_GRAVE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,s.descfilter,tp,LOCATION_MZONE|LOCATION_GRAVE,0,1,1,nil)
	Duel.Remove(g,POS_FACEUP,REASON_COST)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsControler(1-tp) and chkc:IsFaceup() end
	if chk==0 then return Duel.IsExistingTarget(Card.IsFaceup,tp,0,LOCATION_ONFIELD,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,Card.IsFaceup,tp,0,LOCATION_ONFIELD,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end