Complex sentence: The Walt Disney Animation Studios logo is in 8-bit and then the film begins but when Litwak's Arcade closes at night, the various video game characters leave their normal in-game roles and are free to travel to other games.
Split into simpler sentences: The Walt Disney Animation Studios logo is in 8-bit and then the film begins. When Litwak's Arcade closes at night, they leave their normal in-game roles and are free to travel to other games.