--エターナル・サンシャイン
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,25862681)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP)
	e1:SetHintTiming(TIMING_DAMAGE_STEP)
	c:RegisterEffect(e1)
	--def up
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_UPDATE_DEFENSE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetTargetRange(LOCATION_MZONE,0)
	e2:SetValue(s.val)
	c:RegisterEffect(e2)
	--negate
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,1))
	e3:SetCategory(CATEGORY_DISABLE)
	e3:SetType(EFFECT_TYPE_QUICK_O)
	e3:SetCode(EVENT_FREE_CHAIN)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e3:SetRange(LOCATION_SZONE)
	e3:SetCountLimit(1,EFFECT_COUNT_CODE_CHAIN)
	e3:SetHintTiming(0,TIMINGS_CHECK_MONSTER)
	e3:SetTarget(s.distg)
	e3:SetOperation(s.disop)
	c:RegisterEffect(e3)
end
function s.atkfilter(c)
	return c:IsFaceup() and (c:IsCode(25862681) or aux.IsCodeListed(c,25862681) and c:IsType(TYPE_MONSTER))
end
function s.val(e,c)
	local ct=Duel.GetMatchingGroupCount(s.atkfilter,e:GetHandlerPlayer(),LOCATION_ONFIELD,0,nil)
	return ct*500
end
function s.disfilter(c)
	return c:IsFaceup()
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local ct=Duel.GetMatchingGroupCount(s.atkfilter,tp,LOCATION_ONFIELD,0,nil)
	if chkc then return chkc:IsControler(1-tp) and chkc:IsLocation(LOCATION_MZONE) and s.disfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.disfilter,tp,0,LOCATION_MZONE,1,nil)
		and Duel.GetFlagEffect(tp,id)<ct end
	Duel.RegisterFlagEffect(tp,id,RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END,0,1)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	local g=Duel.SelectTarget(tp,s.disfilter,tp,0,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DISABLE,g,1,0,0)
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if tc:IsFaceup() and tc:IsRelateToEffect(e) and tc:IsType(TYPE_MONSTER) then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK_FINAL)
		e1:SetValue(math.ceil(tc:GetAttack()/2))
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e1)
		local e2=e1:Clone()
		e2:SetCode(EFFECT_SET_DEFENSE_FINAL)
		e2:SetValue(math.ceil(tc:GetDefense()/2))
		tc:RegisterEffect(e2)
		local e3=Effect.CreateEffect(c)
		e3:SetType(EFFECT_TYPE_SINGLE)
		e3:SetCode(EFFECT_DISABLE)
		e3:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e3)
		local e4=Effect.CreateEffect(c)
		e4:SetType(EFFECT_TYPE_SINGLE)
		e4:SetCode(EFFECT_DISABLE_EFFECT)
		e4:SetValue(RESET_TURN_SET)
		e4:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e4)
	end
end
