--幻奏の音女オペラ
--Opera the Melodious Diva
local s,id=GetID()
function s.initial_effect(c)
	--cannot attack
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetOperation(s.atklimit)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EVENT_FLIP)
	c:RegisterEffect(e2)
	--indes
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e3:SetCode(EVENT_BE_MATERIAL)
	e3:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DELAY)
	e3:SetCondition(s.indcon)
	e3:SetOperation(s.indop)
	c:RegisterEffect(e3)
end
s.listed_series={SET_MELODIOUS}
function s.atklimit(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_CANNOT_ATTACK)
	e1:SetReset(RESETS_STANDARD_PHASE_END)
	e:GetHandler():RegisterEffect(e1)
end
function s.indcon(e,tp,eg,ep,ev,re,r,rp)
	return r==REASON_FUSION and e:GetHandler():IsLocation(LOCATION_GRAVE)
end
function s.indop(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetTarget(aux.TargetBoolFunction(Card.IsSetCard,SET_MELODIOUS))
	e1:SetValue(1)
	e1:SetReset(RESET_PHASE|PHASE_END)
	Duel.RegisterEffect(e1,tp)
	local e2=e1:Clone()
	e2:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	Duel.RegisterEffect(e2,tp)
end