name: Vanguard
card_text: You can send 1 Dragon monster from your hand to the GY; this card gains 300 ATK. When this card you control is sent to your GY by an opponent's card effect: You can target 1 Dragon Normal Monster in either GY; Special Summon that target.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	--atkup
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_ATKCHANGE)
  	e1:SetType(EFFECT_TYPE_IGNITION)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCost(s.cost)
  	e1:SetOperation(s.atkop)
  	c:RegisterEffect(e1)
  	--spsum
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DAMAGE_STEP)
  	e2:SetCode(EVENT_TO_GRAVE)
  	e2:SetCondition(s.spcon)
  	e2:SetTarget(s.sptg)
  	e2:SetOperation(s.spop)
  	c:RegisterEffect(e2)
  end
  function s.cfilter(c)
  	return c:IsRace(RACE_DRAGON) and c:IsAbleToGraveAsCost()
  end
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_HAND, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TOGRAVE)
  	local g = Duel.SelectMatchingCard(tp, s.cfilter, tp, LOCATION_HAND, 0, 1, 1, nil)
  	Duel.SendtoGrave(g, REASON_COST)
  end
  function s.atkop(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	if c:IsFaceup() and c:IsRelateToEffect(e) then
  		local e1 = Effect.CreateEffect(c)
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_UPDATE_ATTACK)
  		e1:SetValue(300)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD + RESET_DISABLE)
  		c:RegisterEffect(e1)
  	end
  end
  function s.spcon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return c:IsReason(REASON_EFFECT) and rp == 1 - tp and c:IsPreviousControler(tp)
  end
  function s.spfilter(c, e, tp)
  	return c:IsRace(RACE_DRAGON) and c:IsType(TYPE_NORMAL) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false)
  end
  function s.sptg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsLocation(LOCATION_GRAVE) and s.spfilter(chkc, e, tp)
  	end
  	if chk == 0 then
  		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 and Duel.IsExistingTarget(s.spfilter, tp, LOCATION_GRAVE, LOCATION_GRAVE, 1, nil, e, tp)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  	local g = Duel.SelectTarget(tp, s.spfilter, tp, LOCATION_GRAVE, LOCATION_GRAVE, 1, 1, nil, e, tp)
  	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, g, 1, 0, 0)
  end
  function s.spop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc and tc:IsRelateToEffect(e) and tc:IsRace(RACE_DRAGON) then
  		Duel.SpecialSummon(tc, 0, tp, tp, false, false, POS_FACEUP)
  	end
  end
  
  
source_text: Vanguard
  You can send 1 Dragon monster from your hand to the GY; this card gains 300 ATK. When this card you control is sent to your GY by an opponent's card effect: You can target 1 Dragon Normal Monster in either GY; Special Summon that target.
target_text: -- Vanguard
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--atkup
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_ATKCHANGE)
  	e1:SetType(EFFECT_TYPE_IGNITION)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCost(s.cost)
  	e1:SetOperation(s.atkop)
  	c:RegisterEffect(e1)
  	--spsum
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_O)
  	e2:SetProperty(EFFECT_FLAG_CARD_TARGET + EFFECT_FLAG_DAMAGE_STEP)
  	e2:SetCode(EVENT_TO_GRAVE)
  	e2:SetCondition(s.spcon)
  	e2:SetTarget(s.sptg)
  	e2:SetOperation(s.spop)
  	c:RegisterEffect(e2)
  end
  function s.cfilter(c)
  	return c:IsRace(RACE_DRAGON) and c:IsAbleToGraveAsCost()
  end
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_HAND, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TOGRAVE)
  	local g = Duel.SelectMatchingCard(tp, s.cfilter, tp, LOCATION_HAND, 0, 1, 1, nil)
  	Duel.SendtoGrave(g, REASON_COST)
  end
  function s.atkop(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	if c:IsFaceup() and c:IsRelateToEffect(e) then
  		local e1 = Effect.CreateEffect(c)
  		e1:SetType(EFFECT_TYPE_SINGLE)
  		e1:SetCode(EFFECT_UPDATE_ATTACK)
  		e1:SetValue(300)
  		e1:SetReset(RESET_EVENT + RESETS_STANDARD + RESET_DISABLE)
  		c:RegisterEffect(e1)
  	end
  end
  function s.spcon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return c:IsReason(REASON_EFFECT) and rp == 1 - tp and c:IsPreviousControler(tp)
  end
  function s.spfilter(c, e, tp)
  	return c:IsRace(RACE_DRAGON) and c:IsType(TYPE_NORMAL) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false)
  end
  function s.sptg(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsLocation(LOCATION_GRAVE) and s.spfilter(chkc, e, tp)
  	end
  	if chk == 0 then
  		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 and Duel.IsExistingTarget(s.spfilter, tp, LOCATION_GRAVE, LOCATION_GRAVE, 1, nil, e, tp)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
  	local g = Duel.SelectTarget(tp, s.spfilter, tp, LOCATION_GRAVE, LOCATION_GRAVE, 1, 1, nil, e, tp)
  	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, g, 1, 0, 0)
  end
  function s.spop(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc and tc:IsRelateToEffect(e) and tc:IsRace(RACE_DRAGON) then
  		Duel.SpecialSummon(tc, 0, tp, tp, false, false, POS_FACEUP)
  	end
  end
  
  