" It may be debated as to whether the antichrist is seen as a superhuman figure (in Revelation "Mr. 666" is seen as having divine pretensions but actually being quite human, being the emperor), but it is quite clear in 2 John that the antichrists are false teachers who are contemporaries of our author. "

― Ben Witherington III , Letters and Homilies for Hellenized Christians Volume 1: A Socio-Rhetorical Commentary on Titus, 1-2 Timothy and 1-3 John