DC FanDome Movie Marathon

The DC FanDome Movie Marathon was a two week marathon of DC animated films featuring the character Batman, that aired on Adult Swim's Toonami programming block on October 16, 2021 and October 23, 2021 from 12:00 AM to 4:30 AM. Four total DC animated films aired during the two week marathon, two each week, pre-empting the entire regular Toonami schedule except Fena: Pirate Princess at 12:00 AM. Additionally, the Adult Swim original short film Rick and Morty: The Great Yokai Battle of Akihabara aired on October 16th as time filler.

The marathon coincided with the second annual DC FanDome virtual convention, which was also held on Saturday, October 16th, from 10:00 AM to 1:00 PM. This marathon was the second Toonami movie marathon that coincided with DC FanDome. The previous marathon titled Toonami: Dark Knights aired from August 15-22, 2020.

Programming

 * Batman Ninja
 * Batman: The Long Halloween, Part One
 * Batman: The Long Halloween, Part Two
 * Batman: Under the Red Hood
 * Fena: Pirate Princess
 * Rick and Morty: The Great Yokai Battle of Akihabara

October 16, 2021 Lineup
On October 16th, Toonami and DC FanDome collaborated to bring Toonami viewers back-to-back DC animated movies. The entire regularly scheduled lineup except Fena: Pirate Princess was pre-empted and the film Batman Ninja made its Toonami premiere from 12:30-2:30 AM. It was then immediately followed by the Toonami premiere of the film Batman: Under the Red Hood from 2:30-4:15 AM. Additionally, a Rick & Morty short titled Rick and Morty: The Great Yokai Battle of Akihabara aired at 4:15 AM. This schedule consisted of: This schedule only existed on October 16, 2021.
 * 12:00 AM - Fena: Pirate Princess
 * 12:30 AM - Batman Ninja
 * 2:30 AM - Batman: Under the Red Hood
 * 4:15 AM - Rick and Morty: The Great Yokai Battle of Akihabara

October 23, 2021 Lineup
On October 23rd, Toonami and DC FanDome collaborated to bring Toonami viewers back-to-back DC animated movies. The entire regularly scheduled lineup except Fena: Pirate Princess was pre-empted and the film Batman: The Long Halloween, Part One made its Toonami premiere from 12:30-2:30 AM. It was then immediately followed by the Toonami premiere of the film Batman: The Long Halloween, Part Two from 2:30-4:30 AM. This schedule consisted of: This schedule only existed on October 23, 2021.
 * 12:00 AM - Fena: Pirate Princess
 * 12:30 AM - Batman: The Long Halloween, Part One
 * 2:30 AM - Batman: The Long Halloween, Part Two