When a wave of anti-matter threatens all life in the Multiverse, the Monitor gathers seven heroes - Supergirl, The Flash, Green Arrow, Batwoman, White Canary, The Atom, and Superman - to face the crisis. Daunted by the odds, the team seeks out new recruits, including a mysterious Kryptonian. Pariah enlists Black Lightning's help after Flash-90 shares the hard-won knowledge he acquired in the battle of Elseworlds and with the help of Black Lightning, Barry Allen, Cisco Roman and Killer Frost, the heroes devise a plan that may save reality.
Episodes Comprise: - Supergirl: Season 5, Episode 9 - Crisis on Infinite Earths: Hour 1
- Batwoman: Season 1, Episode 9 - Crisis on Infinite Earths: Hour 1
- Flash: Season 6, Episode 9 - Crisis on Infinite Earths: Hour 1
- Arrow: Season 8, Episode 8 - Crisis on Infinite Earths: Hour 1
- Legends of Tomorrow: Season 5, Episode 1 - Crisis on Infinite Earths: Hour 1