Transposer is a pixel-art arcade game with a software pixel screen, a custom sprite/animation pipeline, and scenes for a main menu and gameplay. It draws and animates everything into a PixelScreen, loads sprite data from JSON, simulates entities like the player, enemies, coins, particles, and UI text, and handles input, audio, basic physics, and collisions. A scene manager swaps between MainMenu and Game, and it persists high score to a local save file.