--Labyrinth Worm
local s,id=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,25955164,62340868,98434877,id)
	--Special summon
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND+LOCATION_GRAVE)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
    --Destroy
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_SPSUMMON_SUCCESS)
	e2:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DELAY)
	e2:SetCountLimit(1,{id,1})
	e2:SetCondition(s.descon)
	e2:SetTarget(s.destg)
	e2:SetOperation(s.desop)
	c:RegisterEffect(e2)
end
function s.cfilter(c,ft)
	return (c:IsLocation(LOCATION_HAND) or c:IsFaceup()) and (c:IsCode(25955164,62340868,98434877,25833572) or aux.IsCodeListed(c,25955164,62340868,98434877))
		and not c:IsCode(id) and c:IsAbleToGraveAsCost() and (ft>0 or c:GetSequence()<5)
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	local loc=LOCATION_HAND+LOCATION_ONFIELD
	if ft==0 then loc=LOCATION_MZONE end
	if chk==0 then return ft>-1 and Duel.IsExistingMatchingCard(s.cfilter,tp,loc,0,1,nil,ft) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.cfilter,tp,loc,0,1,1,nil,ft)
	Duel.SendtoGrave(g,REASON_COST)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEUP)
end

function s.descon(e,tp,eg,ep,ev,re,r,rp)
	if not re then return false end
	return aux.IsCodeListed(re:GetHandler(),25955164,62340868,98434877)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(1-tp) and chkc:IsLocation(LOCATION_ONFIELD) end
	if chk==0 then return Duel.IsExistingTarget(nil,tp,0,LOCATION_ONFIELD,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,nil,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