Recommend an anime you liked

Recommend any anime you liked. I've seen several people try to start threads for recommending anime, but rather than limiting it with certain criteria, here ANYTHING goes. If you liked it, share it. If someone else has already recommended it, don't let that stop you from recommending it too.

Gonna have to 2nd that one. https://myanimelist.net/images/anime/13/80515.jpg Action, historical, organized crime, drama It's kind of a 1920s prohibition mafia anime.