Dick Grayson his parents in order to extort money from the circus that employed them. After the tragic murder, Batman (Bruce Wayne) takes Dick in as his legal ward (retconned as an adopted son in some cases) and trains him to become his crime-fighting partner Robin. He is written by many authors as the first son of Batman. As well as being Batman's crime-fighting partner, Dick establishes himself as the leader of the Teen Titans, a team of teenage superheroes. As a young man, he retires as Robin and takes on his own superhero identity to assert his independence, becoming Nightwing. As
Alternative versions of Robin The grief-stricken hero then kills Joker for revenge. Later, in the sequel "," Dick returns as a spirit after the Joker returns from Hell. He helps Batman defeats the Clown Prince of Crime once and for all, and gives Batman the strength to move on. Tiny Titans is a kiddie-based series follows the exploits of the Teen Titans (and other DCU character), as grade school kids attending school for Super-hero sidekicks. Dick Grayson's Robin is a primary character in the series, and often tries to act like the leader, although the rest of the Tiny Titans rarely listen to him.