Your 33,000 Protestant churches accusation is a myth.
The 33,000 denominations includes Catholic denominations, not just non-Catholic.
It further includes churches that by definition are really cults.
etc., etc., etc.,
This was covered at length in another thread, but here’s my response to those who doubt that Sola Scriptura has led to a splintering of over 30,000 (my estimate is now 40,000) Christian denominations:
You can see the statistics yourself
here: As there are reported to be over 38,000 Christian denominations, many of which cannot be verified to be significant, only those denominations with Wikipedia articles will be listed in order to ensure that all entries on this list are notable and verifiable.
and
here.
But let’s see how many we can list right now: (these are all independent churches who do not submit to the same authority. The RCC, to be Catholic, submits to the authority of the Holy Father).
Pre-Lutheran Protestants
Cathars
Hussites
Moravian Church
Taborites
Unity of the Brethren
Utraquists
Lollards
Waldensians
Waldensian-Methodist Union of Italy
Waldensian Church of the Rio de la Plata
Lutheranism
Main articles: Lutheranism and Martin Luther
Apostolic Lutheran Church of America
Association of Free Lutheran Congregations
Church of the Lutheran Brethren of America
Church of the Lutheran Confession
Concordia Lutheran Conference
Confessional Evangelical Lutheran Conference
Evangelical Lutheran Church “Concord” (Russia)
Evangelical Lutheran Free Church (Germany)
Evangelical Lutheran Synod (United States)
Lutheran Church of Central Africa Malawi Conference
Lutheran Church of Central Africa Zambia Conference
Ukrainian Lutheran Church
Wisconsin Evangelical Lutheran Synod (United States)