--ビック・バイパー Type－L
local s,id,o=GetID()
function s.initial_effect(c)
	--effect
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_TOGRAVE)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_PHASE+PHASE_BATTLE_START)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--Special summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DELAY+EFFECT_FLAG_DAMAGE_STEP)
	e2:SetCode(EVENT_DESTROYED)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.sptg2)
	e2:SetOperation(s.spop2)
	c:RegisterEffect(e2)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetTurnPlayer()==tp
end
function s.spfilter(c,e,tp)
	return c:IsRace(RACE_MACHINE) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.tgfilter(c)
	return c:IsLevelAbove(4) and c:IsAttribute(ATTRIBUTE_LIGHT) and c:IsRace(RACE_MACHINE) and c:IsAbleToGrave()
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local b1=Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_HAND,0,1,nil,e,tp)
	local b2=Duel.IsExistingMatchingCard(s.tgfilter,tp,LOCATION_DECK,0,1,nil)
	if chk==0 then return b1 or b2 end
	local op=0
	if b1 or b2 then
		op=aux.SelectFromOptions(tp,
			{b1,aux.Stringid(id,2),1},
			{b2,aux.Stringid(id,3),2})
	end
	e:SetLabel(op)
	if op==1 then
		if e:IsCostChecked() then
			e:SetCategory(CATEGORY_SPECIAL_SUMMON)
		end
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND)
	elseif op==2 then
		if e:IsCostChecked() then
			e:SetCategory(CATEGORY_TOGRAVE)
		end
		Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_DECK)
	end
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	if e:GetLabel()==1 then
		if Duel.GetLocationCount(tp,LOCATION_MZONE)>0 then
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
			local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_HAND,0,1,1,nil,e,tp)
			if g:GetCount()>0 then
				Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
			end
		end
	elseif e:GetLabel()==2 then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
		local g=Duel.SelectMatchingCard(tp,s.tgfilter,tp,LOCATION_DECK,0,1,1,nil)
		if g:GetCount()>0 then
			Duel.SendtoGrave(g,REASON_EFFECT)
		end
	end
end
function s.spfilter2(c,e,tp)
	return c:IsAttribute(ATTRIBUTE_LIGHT) and c:IsRace(RACE_MACHINE) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg2(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.spfilter2(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter2,tp,LOCATION_GRAVE,0,1,nil,e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,s.spfilter2,tp,LOCATION_GRAVE,0,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,1,0,0)
end
function s.spop2(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToChain() and aux.NecroValleyFilter()(tc)
		and Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)~=0
		and tc:GetTextAttack()<=1200 and tc:GetTextAttack()>=0 then
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
		e1:SetValue(1200)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e1)
	end
	Duel.SpecialSummonComplete()
end