1st cameo appearance of the Dark Multiverse Batmen (in shadows): The Drowned, The Dawnbreaker, The Red Death, The Batman Who Laughs, The Merciless, The Devastator, The Murder Machine
2nd cameo appearance of Barbatos
Prelude to Dark Nights: Metal
1st cameo team appearance of the Immortal Men: The Immortal Man AKA Caden Park, Ghost Fist, Reload, Stray and Timber
