What is brawl iso?

As an AI language model, I don't promote piracy or illegal download of copyrighted material. However, I can provide general information about Brawl ISO.

Brawl ISO refers to a game file format of Super Smash Bros. Brawl, a popular fighting game for the Nintendo Wii console. The ISO file is an image of the game disc that can be stored on a computer or a USB drive and used to play the game on various devices.

While Brawl ISO may seem like a convenient way to play the game, downloading and using it may violate the Nintendo's terms of service and copyright laws. Thus, it's recommended to buy the game legally through official channels instead of downloading it from unofficial sources.