Sodor: The Living dead

Years of poor maintenance and filthy work conditions, the Sodor ironworks begins to leak a poisonous liquid. The rest is chaos.

SMG4 Thomas and Friends: the Waluigi Arc

After the engines discover a part of Sodor that hadn't been discovered for years, they must do everything they can to stop Waluigi from taking over the world. Everything belongs to it's respective owners. (Yes, even Thomas and friends.)

"Sodor Dark Realm"

When Gordon The Big Engine heads out on a stormy afternoon express run, everything goes wrong as he is stuck by lightning and his driver, "Keith" and replacement fireman, "Ted" are transported into another world.

Sodor Fallout: A Thomas The Tank Engine AU

The year is 1973. Life is normal on the Island of Sodor. Contracts were being made, and buildings being built. A nuclear power-plant on the Brendam had been built, but after that... all hell broke loose.