Joker advises The Penguin to become Gotham’s supreme crime boss in Detective Comics #15: Death of a Family tie in. Click the jump to see more.
Since Batman #14 back-up story, we saw Joker advising The Penguin to now become Gotham’s supreme crime boss.
The story was super graphic showing Joker killing off other crime bosses. If you haven’t read or seen Batman #14 or the story arc, “Death of a Family” then you’re missing out. Get on it because it’s about to get real!
See the preview down below.