--メメント・ホーン・ドラゴン
--Memento Horn Dragon
--coded by Lyris
local s,id,o=GetID()
function s.initial_effect(c)
	--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_SPSUMMON_PROC)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id+EFFECT_COUNT_CODE_OATH)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetCondition(s.spcon)
	c:RegisterEffect(e1)
	--destroy
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_DESTROYED)
	e2:SetCountLimit(1,id+o)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DELAY)
	e2:SetCondition(s.descon)
	e2:SetTarget(s.destg)
	e2:SetOperation(s.desop)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsSetCard(0x2a1) and c:IsType(TYPE_MONSTER)
end
function s.spcon(e,c)
	if c==nil then return true end
	local tp=c:GetControler()
	local g=Duel.GetMatchingGroup(s.cfilter,tp,LOCATION_GRAVE,0,nil)
	return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and g:GetClassCount(Card.GetCode)>2
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsPreviousLocation(LOCATION_ONFIELD) and c:IsReason(REASON_EFFECT)
end
function s.filter(c,tp)
	return c:IsFaceup() and c:IsSetCard(0x2a1) and Duel.IsExistingTarget(Card.IsFaceup,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,2,c)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return false end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_ONFIELD,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,s.filter,tp,LOCATION_ONFIELD,0,1,1,nil)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local ag=Duel.SelectTarget(tp,Card.IsFaceup,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,2,2,g)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g+ag,3,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Destroy(Duel.GetTargetsRelateToChain(),REASON_EFFECT)
end
