name: Number
card_text: 2 Level 4 monsters
  When a monster declares an attack: You can detach 1 material from this card; negate the attack. If this card is targeted for an attack, while it has no material: Destroy this card.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	--xyz summon
  	aux.AddXyzProcedure(c, nil, 4, 2)
  	c:EnableReviveLimit()
  	--disable attack
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCode(EVENT_ATTACK_ANNOUNCE)
  	e1:SetCost(s.atkcost)
  	e1:SetOperation(s.atkop)
  	c:RegisterEffect(e1)
  	--self destroy
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetCategory(CATEGORY_DESTROY)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_F)
  	e2:SetCode(EVENT_BE_BATTLE_TARGET)
  	e2:SetCondition(s.descon)
  	e2:SetTarget(s.destg)
  	e2:SetOperation(s.desop)
  	c:RegisterEffect(e2)
  end
  aux.xyz_number[id] = 39
  function s.atkcost(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.atkop(e, tp, eg, ep, ev, re, r, rp)
  	Duel.NegateAttack()
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return Duel.GetAttackTarget() == c and c:GetOverlayCount() == 0
  end
  function s.destg(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return true
  	end
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, e:GetHandler(), 1, 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	if e:GetHandler():IsRelateToEffect(e) then
  		Duel.Destroy(e:GetHandler(), REASON_EFFECT)
  	end
  end
  
  
source_text: Number
  2 Level 4 monsters
  When a monster declares an attack: You can detach 1 material from this card; negate the attack. If this card is targeted for an attack, while it has no material: Destroy this card.
target_text: -- Number
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--xyz summon
  	aux.AddXyzProcedure(c, nil, 4, 2)
  	c:EnableReviveLimit()
  	--disable attack
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetType(EFFECT_TYPE_FIELD + EFFECT_TYPE_TRIGGER_O)
  	e1:SetRange(LOCATION_MZONE)
  	e1:SetCode(EVENT_ATTACK_ANNOUNCE)
  	e1:SetCost(s.atkcost)
  	e1:SetOperation(s.atkop)
  	c:RegisterEffect(e1)
  	--self destroy
  	local e2 = Effect.CreateEffect(c)
  	e2:SetDescription(aux.Stringid(id, 1))
  	e2:SetCategory(CATEGORY_DESTROY)
  	e2:SetType(EFFECT_TYPE_SINGLE + EFFECT_TYPE_TRIGGER_F)
  	e2:SetCode(EVENT_BE_BATTLE_TARGET)
  	e2:SetCondition(s.descon)
  	e2:SetTarget(s.destg)
  	e2:SetOperation(s.desop)
  	c:RegisterEffect(e2)
  end
  aux.xyz_number[id] = 39
  function s.atkcost(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.atkop(e, tp, eg, ep, ev, re, r, rp)
  	Duel.NegateAttack()
  end
  function s.descon(e, tp, eg, ep, ev, re, r, rp)
  	local c = e:GetHandler()
  	return Duel.GetAttackTarget() == c and c:GetOverlayCount() == 0
  end
  function s.destg(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return true
  	end
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, e:GetHandler(), 1, 0, 0)
  end
  function s.desop(e, tp, eg, ep, ev, re, r, rp)
  	if e:GetHandler():IsRelateToEffect(e) then
  		Duel.Destroy(e:GetHandler(), REASON_EFFECT)
  	end
  end
  
  