Batman & The Joker: The Deadly Duo (2022-) #6

After a bloody, brutal, and harrowing adventure across and underneath Gotham, Batman and The Joker have unearthed the true culprit behind the dark scheme against them. Now the Deadly Duo find themselves unwilling participants in a bone-chilling wedding ceremony in the catacombs beneath Gotham City. Get ready for unholy matrimony in this horrific penultimate chapter that needs to be seen to be believed.