Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If this card is in your GY: You can discard 1 "Fabled" monster to the GY, except "Fabled Kushano"; add this card to your hand.
--魔轟神クシャノ
--Fabled Kushano
local s,id=GetID()
function s.initial_effect(c)
	--Add itself to the hand
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOHAND)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_GRAVE)
	e1:SetCost(s.cost)
	e1:SetTarget(s.tg)
	e1:SetOperation(s.op)
	c:RegisterEffect(e1)
end
s.listed_series={SET_FABLED}
function s.costfilter(c)
	return c:IsSetCard(SET_FABLED) and c:IsMonster() and c:GetCode()~=id and c:IsDiscardable()
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.costfilter,tp,LOCATION_HAND,0,1,nil) end
	Duel.DiscardHand(tp,s.costfilter,1,1,REASON_DISCARD|REASON_COST)
end
function s.tg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsAbleToHand() end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,e:GetHandler(),1,0,0)
end
function s.op(e,tp,eg,ep,ev,re,r,rp)
	if e:GetHandler():IsRelateToEffect(e) then
		Duel.SendtoHand(e:GetHandler(),nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,e:GetHandler())
	end
end