--created by Hoshi, coded by Lyris
local s,id=GetID()
function s.initial_effect(c)
	c:SetUniqueOnField(1,0,id)
	aux.AddCodeList(c,id-2)
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(1109)
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_TO_DECK)
	e2:SetRange(LOCATION_HAND+LOCATION_GRAVE)
	e2:SetCountLimit(1,id+100)
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_EQUIP)
	e2:SetCondition(function(e,tp,eg) return eg:IsExists(s.cfilter,1,nil,tp) end)
	e2:SetTarget(s.sptg)
	e2:SetOperation(s.spop)
	c:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_EQUIP)
	e3:SetCode(EFFECT_UPDATE_ATTACK)
	e3:SetCondition(function(e) return e:GetHandler():GetEquipTarget():IsCode(id-2) end)
	e3:SetValue(500)
	c:RegisterEffect(e3)
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_BATTLE_START)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCategory(CATEGORY_TOGRAVE+CATEGORY_ATKCHANGE)
	e4:SetTarget(s.tgtg)
	e4:SetOperation(s.tgop)
	local e5=Effect.CreateEffect(c)
	e5:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_GRANT)
	e5:SetRange(LOCATION_SZONE)
	e5:SetTargetRange(LOCATION_MZONE,LOCATION_MZONE)
	e5:SetTarget(s.tg)
	e5:SetLabelObject(e4)
	c:RegisterEffect(e5)
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsDiscardable() end
	Duel.SendtoGrave(c,REASON_COST+REASON_DISCARD)
end
function s.filter(c)
	return c:IsCode(id-2) and (c:IsLocation(LOCATION_DECK) and c:IsAbleToHand() or (c:IsFaceup() or c:IsLocation(LOCATION_GRAVE)) and c:IsAbleToDeck())
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_REMOVED,LOCATION_REMOVED,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_REMOVED)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local tg=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.filter),tp,LOCATION_DECK+LOCATION_GRAVE+LOCATION_REMOVED,LOCATION_REMOVED,1,1,nil):GetFirst()
	if tg and tg:IsLocation(LOCATION_DECK) then
		Duel.SendtoHand(tg,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,tg)
	elseif tg then Duel.SendtoDeck(tg,nil,2,REASON_EFFECT) end
end
function s.cfilter(c,tp)
	return c:GetPreviousCodeOnField()==id-2 and c:IsPreviousLocation(LOCATION_ONFIELD) and c:GetPreviousControler()==tp
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,e:GetHandler(),1,0,0)
	if e:GetHandler():IsLocation(LOCATION_GRAVE) then
		Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
	end
	if Duel.IsPlayerAffectedByEffect(tp,id+12) then Duel.SetChainLimit(function(e,rpr,p) return rpr==p end) end
end
function s.spfilter(c,e,tp)
	return c:IsCode(id-2) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) or Duel.GetLocationCount(tp,LOCATION_SZONE)<=0
		or Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local tc=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_DECK,0,1,1,nil,e,tp):GetFirst()
	if tc and Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)~=0 then
		if not Duel.Equip(tp,c,tc) then return end
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_EQUIP_LIMIT)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		e1:SetValue(function(ef,cc) return tc==cc end)
		c:RegisterEffect(e1)
	end
end
function s.tg(e,c)
	return c==e:GetHandler():GetEquipTarget() and c:IsCode(id-2)
end
function s.tgtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():GetFlagEffect(id)==0
		and Duel.IsExistingMatchingCard(s.tgfilter,tp,LOCATION_DECK,0,1,nil) end
	e:GetHandler():RegisterFlagEffect(id,RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_DAMAGE,0,1)
	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_DECK)
end
function s.tgfilter(c)
	return c:IsLevelBelow(3) and c:IsSetCard(0xcda) and c:IsAbleToGrave()
end
function s.tgop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.tgfilter,tp,LOCATION_DECK,0,1,1,nil)
	local tc=g:GetFirst()
	if Duel.SendtoGrave(g,REASON_EFFECT)==0 or not tc or not tc:IsLocation(LOCATION_GRAVE)
		or not c:IsRelateToEffect(e) or c:IsFacedown() then return end
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_DISABLE+RESET_PHASE+PHASE_END)
	e1:SetValue(tc:GetLevel()*200)
	c:RegisterEffect(e1)
end