Yes, Rome aka the Vatican - if the 4chan prophecy holds merit. My reasoning is that the phrasing is a strong reference to the seven hills/seven headed beast on which Babylon sits. And the stone is a very likely reference to Peter the Roman. So altogether, especially combined with the merging of the three branches, it seems to say the false prophet will arise and unite the abrahamic faiths.

Word of caution, though, we should take nonbiblical prophecies such as this one with a healthy amount of skepticism.

Non-vatican interpretations are possible if Rome is understood symbolically

Yes, Rome aka the Vatican - if the 4chan prophecy holds merit. My reasoning is that the phrasing is a strong reference to the seven hills/seven headed beast on which Babylon sits. And the stone is a very likely reference to Peter the Roman. So altogether, especially combined with the merging of the three branches, it seems to say the false prophet will arise and unite the abrahamic faiths.

Word of caution, though, we should take nonbiblical prophecies such as this one with a healthy amount of skepticism.