Which main character from a DC Retroactive comic posess the ability to think very fast?
DC Retroactive: DC Retroactive is a one-shot line of comic book titles launched by DC Comics. Flash (comics):  Nicknamed the "Scarlet Speedster", all incarnations of the Flash possess "super speed", which includes the ability to run, move, and think extremely fast, use superhuman reflexes, and seemingly violate certain laws of physics.
i don't know