Super Sentai S38E17 - Station 17: The Sky After the Rain

The Conductor reveals that he has commissioned the transformation items for the sixth ToQger, and a Rainbow Line maintenance worker named Zaram, a former member of the Shadow Line, has not been chosen to be ToQ 6gou. Right gets off the train to talk to him about becoming their sixth member, but Zaram doesn't wish to be involved any further, particularly when he reveals his Shadow monster form. However, after the battle against Schwarz, he still doesn't want to be on the team and walks off.