name: Skull
card_text: When a card effect is activated in your opponent's GY (Quick Effect): You can send this card from your hand to the GY; negate that effect.
lua: local s, id, o = GetID()
  function s.initial_effect(c)
  	--Inactivate
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_DISABLE)
  	e1:SetType(EFFECT_TYPE_QUICK_O)
  	e1:SetCode(EVENT_CHAINING)
  	e1:SetRange(LOCATION_HAND)
  	e1:SetCondition(s.discon)
  	e1:SetCost(s.discost)
  	e1:SetTarget(s.distg)
  	e1:SetOperation(s.disop)
  	c:RegisterEffect(e1)
  end
  function s.discon(e, tp, eg, ep, ev, re, r, rp)
  	local loc = Duel.GetChainInfo(ev, CHAININFO_TRIGGERING_LOCATION)
  	return ep ~= tp and Duel.IsChainDisablable(ev) and loc == LOCATION_GRAVE
  end
  function s.discost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return e:GetHandler():IsAbleToGraveAsCost()
  	end
  	Duel.SendtoGrave(e:GetHandler(), REASON_COST)
  end
  function s.distg(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return true
  	end
  	Duel.SetOperationInfo(0, CATEGORY_DISABLE, eg, 1, 0, 0)
  end
  function s.disop(e, tp, eg, ep, ev, re, r, rp)
  	Duel.NegateEffect(ev)
  end
  
  
source_text: Skull
  When a card effect is activated in your opponent's GY (Quick Effect): You can send this card from your hand to the GY; negate that effect.
target_text: -- Skull
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--Inactivate
  	local e1 = Effect.CreateEffect(c)
  	e1:SetDescription(aux.Stringid(id, 0))
  	e1:SetCategory(CATEGORY_DISABLE)
  	e1:SetType(EFFECT_TYPE_QUICK_O)
  	e1:SetCode(EVENT_CHAINING)
  	e1:SetRange(LOCATION_HAND)
  	e1:SetCondition(s.discon)
  	e1:SetCost(s.discost)
  	e1:SetTarget(s.distg)
  	e1:SetOperation(s.disop)
  	c:RegisterEffect(e1)
  end
  function s.discon(e, tp, eg, ep, ev, re, r, rp)
  	local loc = Duel.GetChainInfo(ev, CHAININFO_TRIGGERING_LOCATION)
  	return ep ~= tp and Duel.IsChainDisablable(ev) and loc == LOCATION_GRAVE
  end
  function s.discost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return e:GetHandler():IsAbleToGraveAsCost()
  	end
  	Duel.SendtoGrave(e:GetHandler(), REASON_COST)
  end
  function s.distg(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return true
  	end
  	Duel.SetOperationInfo(0, CATEGORY_DISABLE, eg, 1, 0, 0)
  end
  function s.disop(e, tp, eg, ep, ev, re, r, rp)
  	Duel.NegateEffect(ev)
  end
  
  