Post-credits scenes are a recurring staple in the feature films of the DC Extended Universe, during which one or more clips are shown during and/or after the closing credits. The clips usually foreshadow future films, resolve a plot line from the film, or provide comic relief.
Sivana is in a prison cell doodling the symbols all over the wall until he's interrupted by Mister Mind, who tells him of the pillars of evil that will come together and the seven realms of magic will be under their control.
Billy is shown trying to talk to fish like Aquaman.
Asteria saves a family from being crushed by a pole, explaining that she had done it with a simple push, and had been doing that for a long time, receiving thanks from the family.
Amanda Waller sends a drone to warn Black Adam stay in Kahndaq, threatening to send each of her allies to confront him. After Adam challenged her and questioned her in regards to who can stop him destroying the drone, Superman arrives to talk to him.
Leaving a bar, Barry Allen tries to explain to Aquaman the changes in the timeline, as well as tell him about his life in the past line, however, a drunken Curry pass out in a puddle of water, asking Allen to buy more drinks, a request which Allen agrees to.
Auggie Smith shows Peacemaker a helmet that if worn would give him scabies in order to "challenge" himself. He insists every man should have scabies once in his life.
When Amber is looking at mugshots with Sophie Song, she refers to one of the men as a "hot guy." Evan hears in the next room and yells "fuck you" at her, to which Amber flips him off through the wall in return. She takes the hot guy's mugshot home with her after asking permission from Song.
Emilia Harcourt threatens to kill Vigilante's family if he ruins the mission. He says good luck and tells Harcourt she's "a little late" for that. He then asks for beer, as Clemson Murn has a dead expression watching the scene play out from the van.
Peacemaker mentions multiple celebrities and fictional characters to John Economos as a suggestion to be arrested instead of his father August Smith, however John replies that he would never put Ariana Grande in prison for looking too innocent.
After having killed the Evergreen policemen, Caspar Locke tries very hard to fake a sad face, then asks one of the corpses if he was doing it right and starts laughing, Locke then refocuses and tries to fake a sad face again.
While Caspar Locke's butterfly gave the speech on television, he affirmed that purity was close to dignity, while continuing to talk about purity of blood, shortly after Locke's host began to move his hips. When the situation became awkward, Eek Stack Ik Ik interrupted him saying that they had to go.
Vigilante talks to Peacemaker saying that if he is going to be sarcastic he should warn people to avoid inconvenience, John Economos asks why Vigilante uses a sarcastic example with John's physical weight, making him angry. Vigilante goes on to sarcastically say that he didn't notice Economos frying and then tells him that he was worried that he would die, for which John thanked him for the compliment.