Dick Grayson (Earth-Two)

Dick Grayson (Earth-Two) Earth-Two Characteristics Real name Dick Grayson Alias Robin Occupation Circus acrobat; later superhero Alignment Good Family Mary Grayson (mother, deceased); John Grayson (father, deceased) Affiliation Flying Graysons; Batman & Robin First appearance Detective Comics vol 1 #38 (Apr 1940) Universe Pre-Crisis/Earth-Two Alternate versions see Robin (disambiguation) History John Grayson, his wife, Mary, and son, Dick, were circus acrobats at Haly's Circus. John and Mary were murdered by Boss Zucco, and their orphaned son was subsequently taken in and cared for by millionaire, Bruce Wayne, who was also the Batman. Wyane trained Dick up to be his crimefighter sidekick, Robin. Pre-Crisis/Earth-Two