name: Flash
card_text: Target any number of face-up monsters your opponent controls; those monsters' names become "Unknown". During your End Phase, if you control a Psychic Xyz Monster and this card is in your GY: You can Set this card, but banish it when it leaves the field. You can only use this effect of "Flash of Heraldry" once per turn.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	aux.AddCodeList(c, CARD_ID_0)
  	--change code
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetType(EFFECT_TYPE_ACTIVATE)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.activate)
  	c:RegisterEffect(e1)
  	--set
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_PHASE + PHASE_END)
  	e2:SetRange(LOCATION_GRAVE)
  	e2:SetCountLimit(1, id)
  	e2:SetCondition(s.setcon)
  	e2:SetTarget(s.settg)
  	e2:SetOperation(s.setop)
  	c:RegisterEffect(e2)
  end
  function s.codefilter(c)
  	return c:IsFaceup() and not c:IsCode(CARD_ID_0)
  end
  function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(1 - tp) and chkc:IsLocation(LOCATION_MZONE) and not chkc:IsCode(CARD_ID_0)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(s.codefilter, tp, 0, LOCATION_MZONE, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TARGET)
  	local g = Duel.SelectTarget(tp, s.codefilter, tp, 0, LOCATION_MZONE, 1, 99, nil)
  end
  function s.acfilter(c, e)
  	return c:IsFaceup() and c:IsType(TYPE_MONSTER) and c:IsRelateToEffect(e)
  end
  function s.activate(e, tp, eg, ep, ev, re, r, rp)
  	local g = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(s.acfilter, nil, e)
  	for tc in aux.Next(g) do
  		local e1 = Effect.CreateEffect(e:GetHandler())
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
  		e1:SetCode(EFFECT_CHANGE_CODE)
  		e1:SetValue(77571455)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD)
  		tc:RegisterEffect(e1)
  	end
  end
  function s.cfilter(c)
  	return c:IsFaceup() and c:IsRace(RACE_PSYCHO) and c:IsType(TYPE_XYZ)
  end
  function s.setcon(e, tp, eg, ep, ev, re, r, rp)
  	return Duel.GetTurnPlayer() == tp and Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_MZONE, 0, 1, nil)
  end
  function s.settg(e, tp, eg, ep, ev, re, r, rp, chk)
  	local c = e:GetHandler()
  	if chk == 0 then
  		return c:IsSSetable()
  	end
  	Duel.SetOperationInfo(0, CATEGORY_LEAVE_GRAVE, c, 1, 0, 0)
  end
  function s.setop(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	if c:IsRelateToEffect(e) and aux.NecroValleyFilter()(c) and Duel.SSet(tp, c) then
  		local e1 = Effect.CreateEffect(c)
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)
  		e1:SetReset(RESET_EVENT + RESETS_REDIRECT)
  		e1:SetValue(LOCATION_REMOVED)
  		c:RegisterEffect(e1)
  	end
  end
  
  
source_text: Flash
  Target any number of face-up monsters your opponent controls; those monsters' names become "Unknown". During your End Phase, if you control a Psychic Xyz Monster and this card is in your GY: You can Set this card, but banish it when it leaves the field. You can only use this effect of "Flash of Heraldry" once per turn.
target_text: -- Flash
  local s, id, o = GetID()
  function s.initial_effect(c)
  	aux.AddCodeList(c, CARD_ID_0)
  	--change code
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetType(EFFECT_TYPE_ACTIVATE)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.activate)
  	c:RegisterEffect(e1)
  	--set
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e2:SetCode(EVENT_PHASE + PHASE_END)
  	e2:SetRange(LOCATION_GRAVE)
  	e2:SetCountLimit(1, id)
  	e2:SetCondition(s.setcon)
  	e2:SetTarget(s.settg)
  	e2:SetOperation(s.setop)
  	c:RegisterEffect(e2)
  end
  function s.codefilter(c)
  	return c:IsFaceup() and not c:IsCode(CARD_ID_0)
  end
  function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(1 - tp) and chkc:IsLocation(LOCATION_MZONE) and not chkc:IsCode(CARD_ID_0)
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(s.codefilter, tp, 0, LOCATION_MZONE, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TARGET)
  	local g = Duel.SelectTarget(tp, s.codefilter, tp, 0, LOCATION_MZONE, 1, 99, nil)
  end
  function s.acfilter(c, e)
  	return c:IsFaceup() and c:IsType(TYPE_MONSTER) and c:IsRelateToEffect(e)
  end
  function s.activate(e, tp, eg, ep, ev, re, r, rp)
  	local g = Duel.GetChainInfo(0, CHAININFO_TARGET_CARDS):Filter(s.acfilter, nil, e)
  	for tc in aux.Next(g) do
  		local e1 = Effect.CreateEffect(e:GetHandler())
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
  		e1:SetCode(EFFECT_CHANGE_CODE)
  		e1:SetValue(77571455)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD)
  		tc:RegisterEffect(e1)
  	end
  end
  function s.cfilter(c)
  	return c:IsFaceup() and c:IsRace(RACE_PSYCHO) and c:IsType(TYPE_XYZ)
  end
  function s.setcon(e, tp, eg, ep, ev, re, r, rp)
  	return Duel.GetTurnPlayer() == tp and Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_MZONE, 0, 1, nil)
  end
  function s.settg(e, tp, eg, ep, ev, re, r, rp, chk)
  	local c = e:GetHandler()
  	if chk == 0 then
  		return c:IsSSetable()
  	end
  	Duel.SetOperationInfo(0, CATEGORY_LEAVE_GRAVE, c, 1, 0, 0)
  end
  function s.setop(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	if c:IsRelateToEffect(e) and aux.NecroValleyFilter()(c) and Duel.SSet(tp, c) then
  		local e1 = Effect.CreateEffect(c)
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)
  		e1:SetReset(RESET_EVENT + RESETS_REDIRECT)
  		e1:SetValue(LOCATION_REMOVED)
  		c:RegisterEffect(e1)
  	end
  end
  
  