- I'm adopted?

"Let's Get the Big Bad!" is the seventh episode in Season 1 of Mech-X4. It premieres on April 18, 2017.


Ryan and the guys reluctantly join forces with an enemy to try and defeat a greater threat.[1]


Main Cast

Recurring Cast


  • Ryan discovers that he is adopted in this episode.
  • Principal Grey betrays the MECH-X4 team, and shut down the main power core, when they reached The Mastermind's destination.
  • Principal Grey fell into the lava, after fighting with the team of MECH-X4.


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Code: Let's Get the Big Bad

MECH-X4 108 Screen
My favorite episode is
Let's Get the Big Bad!


MECH-X4 Episodes
Season 1
Let's Call It MECH-X4!Let's Get Some Air!Let's Open The Monster Heart!Let's Be Idiots!Let's Survive in the Woods!Let's Get Our Robot Back!Let's Get the Big Bad!Let's Deal with Our Stuff!Let's Get Some Answers!Let's Go Clubbing!Let's Get Leo!Let's Dig Deep!Let's Destroy Some Ooze!Let's End This! Part OneLet's End This! Part Two
Season 2
Versus The New EvilVersus The DeepVersus The OutbreakVersus Harper's GhostVersus The MountainVersus The Dark NightVersus The Tech ArmyVersus TraegerVersus Velocity and VeracityVersus The ArcticVersus The Wolves at the DoorVersus The ThirtyVersus MiamiVersus The X-WeaponVersus SabotageVersus The Monster Within!Versus The BetrayalVersus HarrisVersus The InfectedVersus The End