--Saint Aura
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsDefensePos,tp,0,LOCATION_MZONE,1,nil) end
	local g=Duel.GetMatchingGroup(Card.IsDefensePos,tp,0,LOCATION_MZONE,nil)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DEFENSE)
	local g=Duel.SelectMatchingCard(tp,Card.IsDefensePos,tp,0,LOCATION_MZONE,1,1,nil)
	local tc=g:GetFirst()
	if tc then
		Duel.HintSelection(g)
		if Duel.ChangePosition(tc,POS_FACEUP_ATTACK) then
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_SET_ATTACK_FINAL)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD)
			e1:SetValue(tc:GetAttack()/2)
			tc:RegisterEffect(e1)
		end
	end
end