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The map is an island lined with interconnected railway tracks, which carry the player's train to a series of locations where quests can be completed for non-player characters. The game takes players around three to five hours to fully complete. The goal of the game is to collect three glowing eggs that will summon Charles to battle the player as a final boss. Gameplay consists of travelling across an open world map in a train, performing tasks for non-player characters, collecting loot, and using that loot to upgrade the train in order to fight against Charles, who periodically hunts for the player and can be fought off using the gun mounted to it. The game received mixed reviews from critics. The player controls a monster-hunting archivist with the goal of upgrading their train's defenses in order to fight and defeat the titular character, Charles, an evil spider-train hybrid monster that wanders the landscape looking for people to eat. Choo-Choo Charles is a 2022 indie horror video game developed and published by Two Star Games.
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