What is collage brawl?

As an AI language model, I am not aware of any gameplay called "Collage Brawl" but if you are asking about "College Brawl", here is the information:

College Brawl is a mobile game developed by Playchicken Games, which is a multiplayer brawler game that lets players control college mascots as they battle each other. The game features intuitive gameplay mechanics, in which players use a combination of taps and swipes to attack opponents, avoid obstacles, and collect power-ups. The game has a variety of game modes, including PvP (player versus player) battles, where players can compete against each other for the top spot on the rankings board. In this game, mascots have a unique set of skills, abilities and personalities that allow players to create their own strategy to win the match. The graphics are also entertaining, with funny animations and silly noises that capture the essence of college life. The game also offers different customization options, where the users can change the look of their mascot according to their preferences. Overall, College Brawl is an entertaining and humorous game that is easy to play and provides hours of fun for players.