The world of shonen anime features plenty of action-oriented series where martial arts, magic, and swords will usually win the day. These combat-oriented shonen series rank among the most popular in the entire anime industry thanks to their eye-popping combat sequences. This includes older series from the 1980s and '90s that still hold up, and plenty of new series that keep the action going.
Source:https://www.cbr.com/violent-shonen-anime-fights/