RETARDED NINJA!

▶ Instagram: ▶ Facebook: ▶ Twitter: ▶ Vine: ▶ Subscribe for more videos! - Music by Living Legends A ninja or shinobi (忍者 or 忍び?) was a covert agent or mercenary of feudal Japan specializing in unorthodox arts of war. The functions of the ninja included espionage, sabotage, infiltration, and assassination, as well as open combat