Looney Tunes: Back in Action for the Nintendo GBA is an action-adventure platformer game based on the film of the same name. Players hop through levels as beloved characters like Bugs Bunny and Daffy Duck, each with unique abilities, to thwart the evil plans of the ACME Corporation. They navigate through various movie-themed stages, collect items, solve puzzles, and defeat enemies to progress. The game offers a mix of humor, vibrant graphics, and classic Looney Tunes charm, capturing the essence of the franchise in a handheld format.