Darth Bane was known and credited to be the creator of the Sith Rule of Two. This ancient Sith doctrine stated that for the Sith to thrive, there could only be two at a time. A master and apprentice, no more no less... Copyright Disclaimer: Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favour of fair use.