The fifth and final installment with the build up of the epic battle between Sasaki Kojiro and Miyamoto Musashi. With all the familiar characters making appearances: Otsu (Musashi's great love ...

Joe Rogan, who is an avid tattoo enthusiast, detailed the Miyamoto Musashi tattoo on his arm. In addition, Rogan opened up about the legendary Japanese samurai's infamous duels using a boat oar.

In the fourth installment, Musashi's potentially greatest opponent Kojiro jumps in and out of the story at the oddest and most coincidental moments. As his great love Otsu has succumbed to madness.