Light-Up Racer Thomas (also known as Glow Racers Thomas and Glow Racer Thomas) is a Take-n-Play, Collectible Railway, and Adventures Light-Up Racer engine. Pressing the button on Thomas' cab will light him up. Moving his wheels will make a light flicker on his smokebox. Pressing his dome on the Take-n-Play and Adventures version will light up the front coupling.
Take-n-Play version (bi-polar magnet) (2016)
Collectible Railway version (hook and loop couplings, no dome function) (2016)
Adventures version (hook and loop coupling) (2017-present)