name: Number
card_text: 2 Level 4 monsters
  Once per turn (Quick Effect): You can detach 1 material from this card, then target 1 Attack Position monster your opponent controls, whose current ATK is different from its original ATK; destroy it, and if you do, draw 1 card.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	--xyz summon
  	aux.AddXyzProcedure(c, nil, 4, 2)
  	c:EnableReviveLimit()
  	--
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_DESTROY + CATEGORY_DRAW)
  	e1:SetType(EFFECT_TYPE_QUICK_O)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCountLimit(1)
  	e1:SetCost(s.cost)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.operation)
  	e1:SetHintTiming(0, TIMINGS_CHECK_MONSTER + TIMING_END_PHASE)
  	c:RegisterEffect(e1)
  end
  aux.xyz_number[id] = 103
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return e:GetHandler():CheckRemoveOverlayCard(tp, 1, REASON_COST)
  	end
  	e:GetHandler():RemoveOverlayCard(tp, 1, 1, REASON_COST)
  end
  function s.filter(c)
  	return c:IsPosition(POS_FACEUP_ATTACK) and not c:IsAttack(c:GetBaseAttack())
  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 s.filter(chkc)
  	end
  	if chk == 0 then
  		return Duel.IsPlayerCanDraw(tp, 1) and Duel.IsExistingTarget(s.filter, tp, 0, LOCATION_MZONE, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, s.filter, tp, 0, LOCATION_MZONE, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  	Duel.SetOperationInfo(0, CATEGORY_DRAW, nil, 0, tp, 1)
  end
  function s.operation(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) and Duel.Destroy(tc, REASON_EFFECT) ~= 0 then
  		Duel.Draw(tp, 1, REASON_EFFECT)
  	end
  end
  
  
source_text: Number
  2 Level 4 monsters
  Once per turn (Quick Effect): You can detach 1 material from this card, then target 1 Attack Position monster your opponent controls, whose current ATK is different from its original ATK; destroy it, and if you do, draw 1 card.
target_text: -- Number
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--xyz summon
  	aux.AddXyzProcedure(c, nil, 4, 2)
  	c:EnableReviveLimit()
  	--
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_DESTROY + CATEGORY_DRAW)
  	e1:SetType(EFFECT_TYPE_QUICK_O)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCountLimit(1)
  	e1:SetCost(s.cost)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.operation)
  	e1:SetHintTiming(0, TIMINGS_CHECK_MONSTER + TIMING_END_PHASE)
  	c:RegisterEffect(e1)
  end
  aux.xyz_number[id] = 103
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return e:GetHandler():CheckRemoveOverlayCard(tp, 1, REASON_COST)
  	end
  	e:GetHandler():RemoveOverlayCard(tp, 1, 1, REASON_COST)
  end
  function s.filter(c)
  	return c:IsPosition(POS_FACEUP_ATTACK) and not c:IsAttack(c:GetBaseAttack())
  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 s.filter(chkc)
  	end
  	if chk == 0 then
  		return Duel.IsPlayerCanDraw(tp, 1) and Duel.IsExistingTarget(s.filter, tp, 0, LOCATION_MZONE, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, s.filter, tp, 0, LOCATION_MZONE, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  	Duel.SetOperationInfo(0, CATEGORY_DRAW, nil, 0, tp, 1)
  end
  function s.operation(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) and Duel.Destroy(tc, REASON_EFFECT) ~= 0 then
  		Duel.Draw(tp, 1, REASON_EFFECT)
  	end
  end
  
  