Game of Thrones introduces countless fascinating characters who aren't around long enough to explore. That's one of the many downsides of establishing a reputation for killing off big names. One of the show's most impressive accomplishments is building distinct personalities that communicate a lifetime in their death. Syrio Forel, the First Sword of Braavos, is best known for training Arya Stark in his unique swordplay style, the water dance. Like Syrio, there's more to the dance than meets the eye.