Constellar
The activation of LIGHT monsters' effects cannot be negated.
local s, id, o = GetID()
function s.initial_effect(c)
	local e1 = Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--inactivatable
	local e2 = Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_CANNOT_INACTIVATE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetValue(s.efilter)
	c:RegisterEffect(e2)
end
function s.efilter(e, ct)
	local te = Duel.GetChainInfo(ct, CHAININFO_TRIGGERING_EFFECT)
	local tc = te:GetHandler()
	return te:IsActiveType(TYPE_MONSTER) and tc:IsAttribute(ATTRIBUTE_LIGHT)
end


Constellar
The activation of LIGHT monsters' effects cannot be negated.
-- Constellar
local s, id, o = GetID()
function s.initial_effect(c)
	local e1 = Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--inactivatable
	local e2 = Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_CANNOT_INACTIVATE)
	e2:SetRange(LOCATION_SZONE)
	e2:SetValue(s.efilter)
	c:RegisterEffect(e2)
end
function s.efilter(e, ct)
	local te = Duel.GetChainInfo(ct, CHAININFO_TRIGGERING_EFFECT)
	local tc = te:GetHandler()
	return te:IsActiveType(TYPE_MONSTER) and tc:IsAttribute(ATTRIBUTE_LIGHT)
end

