In the game, players will control the titular team of super-criminals, who are sent to Metropolis by Amanda Waller to stop Brainiac and save the members of the Justice League, including Conroy's Batman, who have been brainwashed by him.

Source: https://www.cbr.com/batman-kevin-conroy-oscars-in-memoriam/

Paladin, upon learning Spider-Man doesn't charge for fighting super-criminals, once laughed in the web-slinger's face.

Source: https://screenrant.com/captain-america-shield-defeated-by-paladin-forgotten-hero/