At the end, when Richard Messner pulls the plug on the two mafia bosses and Clint Mansell's "Dead Reckoning" kicks in.
In the sequel/prequel, Evanescence's "Sweet Sacrifice" plays during the bar shoot-out.
Draco in Leather Pants: The Tremor Brothers are neo-Nazis who casually kill people for their vehicles. Still, their family dynamic and cool weapons make them Breakout Characters among of the Carnival of Killers, and what little fan fiction the film has tends to center on them and cast them in a far more sympathetic light than the film does.
Similarly, Steve Trevor is in a movie with Batman, and ends up killing him. Especially funny because in Wonder Woman, Steve Trevor dies, but Batman is still alive in the DCEU.
Ho Yay: Acosta really likes to get close to his victims. Also, Sharice has unrequited love towards Georgia.
Jerkass Woobie: Israel is a hot-tempered criminal who will do almost anything to stay out of prison. However, he is deeply stressed out and conflicted about being marked for death and pressured to testify against his loyal friends and henchmen, which causes him agony even as he begins to stop protesting against that ultimatum. And this is without getting into how his own father wants to kill him for his organs.
Nausea Fuel: Hollis Elmore's arc contains quite a bit of this.
The moment Agent Carruthers realizes that he's stepped into the elevator with Pasquale"The Plague"Acosta. And slowly watching Acosta realize that he realizes it. Then suddenly they're pulling their guns and unloading on each other, creating utter chaos in the elevator's confined space.
Buddy Israel's security force is escorting a hand-cuffed Ivy to the elevators. As the elevator comes up, smoke begins to seep out from between the doors. Everyone realizes something is wrong; the guards draw their weapons, Ivy steps out of the way. The doors open, and out of the fog of smoke come the Tremor brothers, looking like they just jumped right out of a Mad Max movie, who proceed to decimate the security force with machetes, chainsaws, and WWII-era weapons.