Robin/Nightwing/Batman

Real name: Richard "Dick" Grayson
First Appearance: (as Robin) Detective Comics vol. 1 #38 / (as Nightwing) Tales of the Teen Titans vol. 1 #44 / (as Batman {Hallucination}) Batman vol. 1 #119 ; (Imaginary) Batman vol. 1 #131

Other media: coming soon