The Joker, book 1
James Tynion IV, Matthew Rosenberg, Guillem March et Francesco Francavilla2021

Batman: The Joker War Zone was only the beginning!

Arkham Asylum has been attacked and all eyes are on the Joker. A mysterious benefactor hire former Gotham City Police Commissioner Jim Gordon to go on a global manhunt to catch... and possibly kill... the Clown Prince of Crime!

But nothing with the Joker is ever as easy as it seems. What Gordon finds and what the Joker wants him to see... will change his perspective on the world forever. And he's not the only one who wants the Joker found...

Who are the wicked Sampson family? And who is, Vengeance, daugther of Bane, striking fear into the world's heart?
(Collects The Joker #1-5, plus Joker stories from Batman #100 and Batman: The Joker War Zone)