KINETIC SAND (7 New MYSTERY Engines) World's STRONGEST Engine 139 New Years Special

Kinetic Sand World’s Strongest Engine 139 New Years Eve Special requested by Edward ABC123, Bray bray Channel, North western railway Emily no 12, Ryan Rockets, Douglas#10, Tomášek 011, Thomas y pikachu, and Jamestheredengine 12 Welcome back to the Trainground. This is the world’s strongest engine competition number 139 Kinetic Sand with 7 new Mystery engines, New Years Eve Special. Can you guess who they are? They have never competed before on the Trainground. May the strongest train win! Please Subscribe Here:    / @trainground   Thomas and Friends Stories:    • Thomas and Friends Stories Full Episodes   Trainground Extras:    • Trainground Extras   World’s Strongest Engine:    • Thomas and Friends World's Strongest Engine   World’s Fastest Engine:    • World's Fastest Engine Race   Last Engine Standing:    • Last Engine Standing   World’s Highest Engine Jump    • World's Highest Engine Jump