name: Infestation
card_text: Return 1 face-up Tribute Summoned "Steelswarm" monster you control to the hand to target 1 card your opponent controls; destroy that target.
external_ids: local SETCARD_ID_0 = 0x100a --Steelswarm
  
lua: local SETCARD_ID_0 = 0x100a --Steelswarm
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--Activate
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_ACTIVATE)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCost(s.cost)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.activate)
  	c:RegisterEffect(e1)
  end
  function s.cfilter(c)
  	return c:IsFaceup() and c:IsSetCard(SETCARD_ID_0) and c:IsSummonType(SUMMON_TYPE_ADVANCE) and c:IsAbleToHandAsCost()
  end
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_MZONE, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_RTOHAND)
  	local g = Duel.SelectMatchingCard(tp, s.cfilter, tp, LOCATION_MZONE, 0, 1, 1, nil)
  	Duel.SendtoHand(g, nil, REASON_COST)
  end
  function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(1 - tp) and chkc:IsOnField()
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  end
  function s.activate(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) then
  		Duel.Destroy(tc, REASON_EFFECT)
  	end
  end
  
  
source_text: Infestation
  Return 1 face-up Tribute Summoned "Steelswarm" monster you control to the hand to target 1 card your opponent controls; destroy that target.
target_text: -- Infestation
  local SETCARD_ID_0 = 0x100a --Steelswarm
  local s, id, o = GetID()
  function s.initial_effect(c)
  	--Activate
  	local e1 = Effect.CreateEffect(c)
  	e1:SetCategory(CATEGORY_DESTROY)
  	e1:SetType(EFFECT_TYPE_ACTIVATE)
  	e1:SetCode(EVENT_FREE_CHAIN)
  	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
  	e1:SetCost(s.cost)
  	e1:SetTarget(s.target)
  	e1:SetOperation(s.activate)
  	c:RegisterEffect(e1)
  end
  function s.cfilter(c)
  	return c:IsFaceup() and c:IsSetCard(SETCARD_ID_0) and c:IsSummonType(SUMMON_TYPE_ADVANCE) and c:IsAbleToHandAsCost()
  end
  function s.cost(e, tp, eg, ep, ev, re, r, rp, chk)
  	if chk == 0 then
  		return Duel.IsExistingMatchingCard(s.cfilter, tp, LOCATION_MZONE, 0, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_RTOHAND)
  	local g = Duel.SelectMatchingCard(tp, s.cfilter, tp, LOCATION_MZONE, 0, 1, 1, nil)
  	Duel.SendtoHand(g, nil, REASON_COST)
  end
  function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
  	if chkc then
  		return chkc:IsControler(1 - tp) and chkc:IsOnField()
  	end
  	if chk == 0 then
  		return Duel.IsExistingTarget(aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, nil)
  	end
  	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_DESTROY)
  	local g = Duel.SelectTarget(tp, aux.TRUE, tp, 0, LOCATION_ONFIELD, 1, 1, nil)
  	Duel.SetOperationInfo(0, CATEGORY_DESTROY, g, 1, 0, 0)
  end
  function s.activate(e, tp, eg, ep, ev, re, r, rp)
  	local tc = Duel.GetFirstTarget()
  	if tc:IsRelateToEffect(e) then
  		Duel.Destroy(tc, REASON_EFFECT)
  	end
  end
  
  