Choo Choo Charlie

Choo Choo Charlie is a cooperative horror survival game on Roblox developed by Retro Horror where up to 7 players work together to escape an abandoned underground station while being hunted by Charlie - a sentient, murderous train. Released in October 2022, the game rode the viral wave of the indie PC horror game "Choo Choo Charles" by Two Star Games and accumulated 61.8M+ visits before settling into near-zero concurrent activity. The 7-player server cap creates intensely coordinated horror sessions where every player's role matters.

The escape requires completing two interlocking tasks before committing to any exit. Players explore the station map while Charlie actively hunts the group, making every search run a timed risk-reward calculation:

• 🗺️ Keys - collectibles scattered throughout the station; each unlocks a door along the escape route
• 🗺️ Clues - hidden environmental hints that reveal which exit is the correct final door
• ⚔️ Minigun - the only direct counter to Charlie; stuns the train temporarily when operated from the station center
• 💰 Coins - earned through gameplay and codes; spent in the shop on skins, traps, and abilities
• ⚔️ Traps - purchasable environmental items that slow or redirect Charlie
• ⚔️ Abilities - active powers purchasable with Coins for individual players

The minigun creates a natural role split per run: one player operates it to hold Charlie off while the rest search for keys and interpret clues. Sprint (Left Shift), UV light (Right Mouse), and a Key Inventory shortcut (Q) are the essential controls. The developer advises headphones and graphics level 4+ for maximum atmosphere. The full development team is credited in the game description - project leader StarMarine, programmer DanzLua, artist No4hhhh, audio designer Rezidy, and icon/thumbnail artist MagnusVylor.

Choo Choo Charlie reached its peak audience during the viral Choo Choo Charles moment of late 2022 and early 2023. Development has largely paused, and new codes are unlikely unless the team resumes active work. For an actively maintained cooperative horror experience, Apeirophobia offers a similar escape format with ongoing updates.