--無敗将軍 フリード
function c49681811.initial_effect(c)
	--disable
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_DISABLE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTargetRange(LOCATION_SZONE,LOCATION_SZONE)
	e1:SetTarget(c49681811.distg)
	c:RegisterEffect(e1)
	--disable effect
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_CHAIN_SOLVING)
	e2:SetRange(LOCATION_MZONE)
	e2:SetOperation(c49681811.disop)
	c:RegisterEffect(e2)
	--self destroy
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetCode(EFFECT_SELF_DESTROY)
	e3:SetRange(LOCATION_MZONE)
	e3:SetTargetRange(LOCATION_SZONE,LOCATION_SZONE)
	e3:SetTarget(c49681811.distg)
	c:RegisterEffect(e3)
	--search
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(49681811,0))
	e4:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_PREDRAW)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCondition(c49681811.condition)
	e4:SetTarget(c49681811.target)
	e4:SetOperation(c49681811.operation)
	c:RegisterEffect(e4)
end
function c49681811.distg(e,c)
	if c:GetCardTargetCount()==0 then return false end
	return c:GetCardTarget():IsContains(e:GetHandler())
end
function c49681811.disop(e,tp,eg,ep,ev,re,r,rp)
	if not re:IsActiveType(TYPE_SPELL) then return end
	if not re:IsHasProperty(EFFECT_FLAG_CARD_TARGET) then return end
	local g=Duel.GetChainInfo(ev,CHAININFO_TARGET_CARDS)
	if not g or g:GetCount()==0 then return end
	if g:IsContains(e:GetHandler()) then
		Duel.NegateEffect(ev)
		if re:GetHandler():IsRelateToEffect(re) then
			Duel.Destroy(re:GetHandler(),REASON_EFFECT)
		end
	end
end
function c49681811.condition(e,tp,eg,ep,ev,re,r,rp)
	return tp==Duel.GetTurnPlayer() and Duel.GetFieldGroupCount(tp,LOCATION_DECK,0)>0
		and Duel.GetDrawCount(tp)>0
end
function c49681811.filter(c)
	return c:GetLevel()==4 and c:IsRace(RACE_WARRIOR) and c:IsAbleToHand()
end
function c49681811.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(c49681811.filter,tp,LOCATION_DECK,0,1,nil) end
	local dt=Duel.GetDrawCount(tp)
	if dt~=0 then
		_replace_count=0
		_replace_max=dt
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_FIELD)
		e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
		e1:SetCode(EFFECT_DRAW_COUNT)
		e1:SetTargetRange(1,0)
		e1:SetReset(RESET_PHASE+PHASE_DRAW)
		e1:SetValue(0)
		Duel.RegisterEffect(e1,tp)
	end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,0,LOCATION_DECK)
end
function c49681811.operation(e,tp,eg,ep,ev,re,r,rp)
	_replace_count=_replace_count+1
	if _replace_count>_replace_max or not e:GetHandler():IsRelateToEffect(e) or e:GetHandler():IsFacedown() then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,c49681811.filter,tp,LOCATION_DECK,0,1,1,nil)
	if g:GetCount()~=0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end
