https://store.steampowered.com/app/1766740/ChooChoo_Charles/

Navigate an island in an old train, upgrade it over time, and use it to fight an evil sentient train that terrorizes your home. Charles is hungry; don't be his next meal.

MINIMUM:
OS: Windows 7 64-bit
Processor: 2.5 GHz Quad-core Intel or AMD processor
Memory: 4 GB RAM
Graphics: NVIDIA GeForce 470 GTX or AMD Radeon 6870 HD
Storage: 2 GB available space
Additional Notes: The game includes graphics settings to aid lower end devices.