Captain Marvel (DC Comics) Comics" #21 (1941) introduced the Lieutenant Marvels: three other boys named "Billy Batson" who could also become adult superheroes. Captain Marvel, Jr., the alter-ego of disabled newsboy Freddy Freeman, debuted in "Whiz Comics" #25 (1941). Mary Marvel, alter-ego of Billy's twin sister Mary Batson, first appeared in "Captain Marvel Adventures" #18 (1942). In contrast to Captain Marvel and the Lieutenants, both Mary Marvel and Captain Marvel, Jr. remained kids in superhero form, and were given their own eponymous books in addition to appearing as the lead features in "Master Comics" and "Wow Comics", respectively. Captain Marvel, Captain Marvel Jr., and
Marvel Super Hero Squad: Comic Combat his evil minions planning to find a way into the "real world" to steal the uDraw GameTablet and use it to take over the "comic book universe". Designed to be played with the uDraw GameTablet, the tablet helps players with attacks, weapons and barricades. Players use the stylus pen to draw their own attacks in order to stop Doctor Scum and his evil cohorts. Players choose from 10 "Squaddies" based on characters from Marvel comic books, including Iron Man, Thor, Captain America, Wolverine, Falcon, Scarlet Witch, Invisible Woman, Reptil, Hulk, and for the first time, Squirrel Girl. Players also solve