HARLEY QUINN

SEASON 4: ICONS ONLY (2023)
Harley and Ivy visit the Lexor Hotel in Vegas, a resort where villains fight each other in battles, and people place bets on the outcomes. One of the contestants resembles Bouncing Boy.

SEASON 4: THE MOST CULTURALLY IMPACTFUL FILM FRANCHISE OF ALL TIME (2023)
Ivy steals a Legion time sphere, and Harley uses it to take them to an apocalyptic future.

SEASON 4: IL BUFFONE (2023)
As Harley and Ivy talk of using the Legion time sphere to escape the dark future they have landed in, a stray flame destroys the transport device.

SEASON 5: BREAKING BRAINIAC (2025)
The origins of Brainiac (the villain) are revealed. He is shown to have a son named Vril Dox II, wearing his purple costume and who in the comics of course formed L.E.G.I.O.N. He works for C.I.G.A.R.E.T.T.E.S (Collecting Information and Gathering Analytics Regarding Extra-Terrestrial Technology, Equipment and Systems). Brainiac's boss is Mr. Starr, the name given to the embodiment of the Computer Tyrants' minds into a physical soul in the comics, and believed to be Pulstar Stargrave. There are references to Legion-related planets such as Colu (of course), Bryak (Brainiac's original homeworld), Daxam and Bismoll.