Amanda Waller is a powerful political figure, and a high-ranking U.S. goverment agent, known for being the founder of the famous Suicide Squad's villainous team. She is considered a minor nuisance to the hero, Batman. She appears as one of CADMUS' associates, during the events of the Non-Disney vs. DC Villains War, with the Justice League Unlimited's footage being used in the tournament and she also appears in Free For All Heroes vs. Villains War Tournament. As she hires her new ally: General 'Thunderbolt' Ross to launch an assault on the Equestrian Ponies (Twilight Sparkle and her Friends) believing they can be a threat in the war.
Non-Disney Vs DC Villains War
Amanda Waller is summoned by Kent Mansley, another associate of CADMUS, as the goverment agent informs the severity of the situation, regarding about the crash of a "meteor", that it revealed to be an unusual and different type of supernatural power. When the supernatural power revealed to be a strange alien being, named Brainiac, Amanda sends Mansley to capture him for information. When Mansley fails, Amanda decides to put him on another and undisclosed mission.
Fearing of the war's progressive scale, Amanda establishes a temporary truce with Lex Luthor, to figure the true nature and methods, behind most villains attacks.
Free For All Heroes vs. Villains War Tournament:
Forming an alliance with General Ross and sending him on a mission:
After learning about the war and the origin of the war's uprising. Amanda Waller calls upon General 'Thunderbolt' Ross in her office in CADMUS for an alliance and as well for a mission to put an end to the threat she believes that Twilight Sparkle and Twilight Sparkle's Friends poses. Which Ross accepts seeing this a chance to put his weaponry to the test in the battlefield though out this war between the Heroes and Villains.