--鉄騎の雷鎚
local s,id,o=GetID()
function s.initial_effect(c)
    --Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_CHAINING)
	e1:SetCondition(s.condition)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.PayLPCost(tp,math.floor(Duel.GetLP(tp)/2))
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return (re:IsActiveType(TYPE_MONSTER) or re:IsHasType(EFFECT_TYPE_ACTIVATE)) and Duel.IsChainNegatable(ev)
		and re:GetHandler():IsLocation(LOCATION_ONFIELD)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local rg=re:GetHandler():GetColumnGroup()
	if Duel.NegateActivation(ev) and re:GetHandler():IsRelateToEffect(re)
    and Duel.Destroy(eg,REASON_EFFECT)~=0 and rg:GetCount()>0 then
		Duel.BreakEffect()
		Duel.Destroy(rg,REASON_EFFECT)
	end
end