Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
2 Level 4 monsters After damage calculation, if this card destroys an opponent's monster by battle: You can detach 1 Xyz Material from this card; shuffle the destroyed monster into the Deck instead of sending it to the Graveyard.
--イビリチュア・メロウガイスト
--Evigishki Merrowgeist
local s,id=GetID()
function s.initial_effect(c)
	--xyz summon
	Xyz.AddProcedure(c,nil,4,2)
	c:EnableReviveLimit()
	--to deck
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_BATTLED)
	e1:SetCondition(s.condition)
	e1:SetCost(Cost.DetachFromSelf(1))
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsStatus(STATUS_BATTLE_DESTROYED) then return false end
	local bc=c:GetBattleTarget()
	return bc and bc:IsStatus(STATUS_BATTLE_DESTROYED) and not bc:IsType(TYPE_TOKEN) and bc:GetLeaveFieldDest()==0
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local bc=c:GetBattleTarget()
	if bc:IsRelateToBattle() then
		local e1=Effect.CreateEffect(c)
		e1:SetCode(EFFECT_SEND_REPLACE)
		e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
		e1:SetTarget(s.reptg)
		e1:SetOperation(s.repop)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD|RESET_PHASE|PHASE_DAMAGE)
		bc:RegisterEffect(e1)
	end
end
function s.reptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:GetDestination()==LOCATION_GRAVE and c:IsReason(REASON_BATTLE) end
	return true
end
function s.repop(e,tp,eg,ep,ev,re,r,rp)
	Duel.SendtoDeck(e:GetHandler(),nil,SEQ_DECKSHUFFLE,REASON_EFFECT)
end