Faustian
Target 1 Special Summoned monster on either field; send it to the GY, and if you do, Special Summon 1 Level 4 or lower Normal Monster from your hand.
local s, id, o = GetID()
function s.initial_effect(c)
	--Activate
	local e1 = Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOGRAVE + CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.filter(c)
	return c:IsSummonType(SUMMON_TYPE_SPECIAL)
end
function s.spfilter(c, e, tp)
	return c:IsLevelBelow(4) and c:IsType(TYPE_NORMAL) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false)
end
function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
	if chkc then
		return chkc:IsLocation(LOCATION_MZONE) and s.filter(chkc)
	end
	if chk == 0 then
		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0
			and Duel.IsExistingTarget(s.filter, tp, LOCATION_MZONE, LOCATION_MZONE, 1, nil)
			and Duel.IsExistingMatchingCard(s.spfilter, tp, LOCATION_HAND, 0, 1, nil, e, tp)
	end
	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TOGRAVE)
	local g = Duel.SelectTarget(tp, s.filter, tp, LOCATION_MZONE, LOCATION_MZONE, 1, 1, nil)
	Duel.SetOperationInfo(0, CATEGORY_TOGRAVE, g, 1, 0, 0)
	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, nil, 1, tp, LOCATION_HAND)
end
function s.activate(e, tp, eg, ep, ev, re, r, rp)
	local tc = Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.SendtoGrave(tc, REASON_EFFECT)
		if tc:IsLocation(LOCATION_GRAVE) and Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 then
			Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
			local g = Duel.SelectMatchingCard(tp, s.spfilter, tp, LOCATION_HAND, 0, 1, 1, nil, e, tp)
			if g:GetCount() > 0 then
				Duel.SpecialSummon(g, 0, tp, tp, false, false, POS_FACEUP)
			end
		end
	end
end


Faustian
Target 1 Special Summoned monster on either field; send it to the GY, and if you do, Special Summon 1 Level 4 or lower Normal Monster from your hand.
-- Faustian
local s, id, o = GetID()
function s.initial_effect(c)
	--Activate
	local e1 = Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOGRAVE + CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.filter(c)
	return c:IsSummonType(SUMMON_TYPE_SPECIAL)
end
function s.spfilter(c, e, tp)
	return c:IsLevelBelow(4) and c:IsType(TYPE_NORMAL) and c:IsCanBeSpecialSummoned(e, 0, tp, false, false)
end
function s.target(e, tp, eg, ep, ev, re, r, rp, chk, chkc)
	if chkc then
		return chkc:IsLocation(LOCATION_MZONE) and s.filter(chkc)
	end
	if chk == 0 then
		return Duel.GetLocationCount(tp, LOCATION_MZONE) > 0
			and Duel.IsExistingTarget(s.filter, tp, LOCATION_MZONE, LOCATION_MZONE, 1, nil)
			and Duel.IsExistingMatchingCard(s.spfilter, tp, LOCATION_HAND, 0, 1, nil, e, tp)
	end
	Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_TOGRAVE)
	local g = Duel.SelectTarget(tp, s.filter, tp, LOCATION_MZONE, LOCATION_MZONE, 1, 1, nil)
	Duel.SetOperationInfo(0, CATEGORY_TOGRAVE, g, 1, 0, 0)
	Duel.SetOperationInfo(0, CATEGORY_SPECIAL_SUMMON, nil, 1, tp, LOCATION_HAND)
end
function s.activate(e, tp, eg, ep, ev, re, r, rp)
	local tc = Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.SendtoGrave(tc, REASON_EFFECT)
		if tc:IsLocation(LOCATION_GRAVE) and Duel.GetLocationCount(tp, LOCATION_MZONE) > 0 then
			Duel.Hint(HINT_SELECTMSG, tp, HINTMSG_SPSUMMON)
			local g = Duel.SelectMatchingCard(tp, s.spfilter, tp, LOCATION_HAND, 0, 1, 1, nil, e, tp)
			if g:GetCount() > 0 then
				Duel.SpecialSummon(g, 0, tp, tp, false, false, POS_FACEUP)
			end
		end
	end
end

