Season 1

Season 1, Also called The Antonio Saga, consists of 15 episodes.

The season premiered on June 16, 2017.

Plot overview
''The Antonio Saga mainly revolves around an Insidious CSX SD70MAC with plans to scrap the NS Engines, although they put up quite the fight. He also wants to torture Rosalina for Betraying their railroad and legacy. Throughout the series, Antonio sends his goons, Hunter and David to put his plans into action, but the two never manage to do the job well. All the while, the NS Engines enjoy life while dealing with Hunter and David, not knowing that Antonio is behind all of it.''

Characters that debuted in this Season

 * Kai
 * Rosalina
 * Arthur
 * Jonah
 * Nicholas
 * Cameon
 * Benjamin
 * Lucas
 * Buddy
 * Hank
 * David
 * Hunter
 * Antonio
 * Sam

Episodes

 * Straight Priorities