Top 10 most powerful fandoms in the world ranked BTS- ARMY. Taylor Swift Fans- Swifties. ... One Direction-Directioners. ... F.R.I.E.N.D.S- The friend zone. ... Naruto Fandom- Narutards. ... Harry Potter's- Potterheads. ... Marvel Universe-Marvelites. ... Star Wars Fandom Warsies. ... More items... Mar 11, 2023