--海竜神の加護
function c7935043.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetOperation(c7935043.activate)
	c:RegisterEffect(e1)
end
function c7935043.activate(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e1:SetTarget(c7935043.tg)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetValue(1)
	Duel.RegisterEffect(e1,tp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	e1:SetTarget(c7935043.tg)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetValue(1)
	Duel.RegisterEffect(e1,tp)
end
function c7935043.tg(e,c)
	return c:GetLevel()<=3 and c:IsAttribute(ATTRIBUTE_WATER)
end
