DC Comics feature the team Doom Patrol and the villains Ares , Ocean Master , Poison Ivy , and Ra 's al Ghul .
Most of their material takes place in the fictional DC Universe , which also features teams such as the Justice League , the Teen Titans , the Justice Society of America , Justice League Dark and the Suicide Squad , and well-known villains such as Lex Luthor , Darkseid , Brainiac , The Joker , Catwoman , Doomsday , Cheetah , Professor Zoom , Sinestro , Black Manta , Harley Quinn , Black Adam and Deathstroke .
DC Comics