Cho-Cho Scary Charles-Spider Train is a survival horror game where players navigate an island in an old horror train, upgrading it over time and using it to fight an evil sentient train known as "Charles" that terrorizes the player's home. The game features an open world, shooting gameplay, and various types of monsters to fight. Players must use their reflexes and wits to survive against the relentless killer machine known as Charles. The game also includes a feature where the train is able to jump off and run away from the monster train to make it challenging to play. The game is designed to be extremely scary yet enjoyable with a focus on hunting Charles down using the power of a mounted hunting machine gun.