Japanese crossword «Superhero - Impulse»

Impulse - Bart Allen - is Barry Allen's - the Flash's - grandson from when he was living in the 30th century, leaving Wally West as the Flash. Bart has also been Kid Flash and the Flash at various times, but Impulse was his first codename (and summed up his personality pretty well). In addition to being part of the Flash family, he was a founding member of Young Justice (and later joined the Teen Titans and Justice League)