--磁石の戦士Σ－
local s,id,o=GetID()
function s.initial_effect(c)
	--fusion summon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_FUSION_SUMMON+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.fspcost)
	e1:SetTarget(s.fsptg)
	e1:SetOperation(s.fspop)
	c:RegisterEffect(e1)
	--to grave
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TOGRAVE)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_SUMMON_SUCCESS)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.tgtg)
	e2:SetOperation(s.tgop)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EVENT_SPSUMMON_SUCCESS)
	c:RegisterEffect(e3)
	--disable attack
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,2))
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_ATTACK_ANNOUNCE)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCountLimit(1)
	e4:SetCondition(s.atkcon)
	e4:SetOperation(s.atkop)
	c:RegisterEffect(e4)
end
function s.fspcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return not e:GetHandler():IsPublic() end
end
function s.spfilter1(c,e)
	return c:IsRace(RACE_ROCK) and not c:IsImmuneToEffect(e)
end
function s.spfilter2(c,e,tp,m,f,gc,chkf)
	return c:IsType(TYPE_FUSION) and (not f or f(c))
		and c:IsCanBeSpecialSummoned(e,SUMMON_TYPE_FUSION,tp,false,false) and c:CheckFusionMaterial(m,gc,chkf)
end
function s.fsptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then
		local chkf=tp
		local mg1=Duel.GetFusionMaterial(tp):Filter(s.spfilter1,nil,e)
		local res=Duel.IsExistingMatchingCard(s.spfilter2,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg1,nil,c,chkf)
		if not res then
			local ce=Duel.GetChainMaterial(tp)
			if ce~=nil then
				local fgroup=ce:GetTarget()
				local mg2=fgroup(ce,e,tp)
				local mf=ce:GetValue()
				res=Duel.IsExistingMatchingCard(s.spfilter2,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg2,mf,c,chkf)
			end
		end
		return res
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.fspop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local chkf=tp
	if not c:IsRelateToChain() or c:IsImmuneToEffect(e) then return end
	local mg1=Duel.GetFusionMaterial(tp):Filter(s.spfilter1,nil,e)
	local sg1=Duel.GetMatchingGroup(s.spfilter2,tp,LOCATION_EXTRA,0,nil,e,tp,mg1,nil,c,chkf)
	local mg2=nil
	local sg2=nil
	local ce=Duel.GetChainMaterial(tp)
	if ce~=nil then
		local fgroup=ce:GetTarget()
		mg2=fgroup(ce,e,tp)
		local mf=ce:GetValue()
		sg2=Duel.GetMatchingGroup(s.spfilter2,tp,LOCATION_EXTRA,0,nil,e,tp,mg2,mf,c,chkf)
	end
	if sg1:GetCount()>0 or (sg2~=nil and sg2:GetCount()>0) then
		local sg=sg1:Clone()
		if sg2 then sg:Merge(sg2) end
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local tg=sg:Select(tp,1,1,nil)
		local tc=tg:GetFirst()
		if sg1:IsContains(tc) and (sg2==nil or not sg2:IsContains(tc) or ce and not Duel.SelectYesNo(tp,ce:GetDescription())) then
			local mat1=Duel.SelectFusionMaterial(tp,tc,mg1,c,chkf)
			tc:SetMaterial(mat1)
			Duel.SendtoGrave(mat1,REASON_EFFECT+REASON_MATERIAL+REASON_FUSION)
			Duel.BreakEffect()
			Duel.SpecialSummon(tc,SUMMON_TYPE_FUSION,tp,tp,false,false,POS_FACEUP)
		elseif ce then
			local mat2=Duel.SelectFusionMaterial(tp,tc,mg2,c,chkf)
			local fop=ce:GetOperation()
			fop(ce,e,tp,tc,mat2)
		end
		tc:CompleteProcedure()
	end
end
function s.tgfilter(c)
	return c:IsSetCard(0xe9) and c:IsLevel(8) and c:IsAbleToGrave()
end
function s.tgtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.tgfilter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_DECK)
end
function s.tgop(e,tp,eg,ep,ev,re,r,rp)
	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
function s.atkcon(e,tp,eg,ep,ev,re,r,rp)
	local a=Duel.GetAttacker()
	local b=Duel.GetAttackTarget()
	return a and a:IsFaceup() and a:IsAttribute(ATTRIBUTE_EARTH)
		and b and b:IsFaceup() and b:IsAttribute(ATTRIBUTE_EARTH)
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	Duel.NegateAttack()
end