The office of the Pope is not found anywhere in the Bible. It's a lie made up by the apostate catholic church. The Apostate Roman Catholic Church is the harlot that rides the beast in the book of Revelation. The Pope of Rome thinks he is the Vicar of Christ and even claims to be God on earth. Its a blasphemous harlot of a church.

Vines Greek Lexicon: antichristos can mean either "against Christ" or "instead of Christ," or perhaps, combining the two, "one who, assuming the guise of Christ, opposes Christ"