High Quality Content by WIKIPEDIA articles! Libra is a fictional character, a supervillain appearing in comic books published by DC Comics. He first appeared in Justice League of America (vol. 1) #111, published in June 1974, where he formed the first incarnation of the Injustice Gang (though there had been other villain groups with similar names, like the Injustice Society and the Injustice League). Libra makes his return with a leading role in Final Crisis in 2008.