#OnThisDay in 1961 #LightningLord debuted in @dc.com #Superman #comics #147 as the adult #brotherOfLightningLad of #TheLegionOfSuperHeroes who revealsHowTheyBothGained #LightningPowers afterBeingZapped by #ALightningMonsterOnKorbal name later revealed as #MektRanzz & #theirSister #Ayla was there too