The team follows clues to Leo's last known location and find themselves facing unexpected threats from a prototype version of Mech-X4.

Harris convinces Ryan to join a skate competition, meanwhile, an upgraded flying Jaguasaur is deployed to lure the team and MECH-X4 into action.

The MECH-X4 team sets out to stop the villain's final plan before it can start.

Four teen boys use a giant robot to protect their city from danger. In the opener, a high school freshman discovers he has the ability to control technology with his mind and his power awakens MECH-X4, a giant fighting robot.

Ryan Walker, a freshman at Bay City High, has technopathy – the extraordinary ability to control technology with his mind. His talent mysteriously awakens the giant robot, MECH-X4.

Principal Grey sets a trap for Ryan, Harris and Spyder while they’re on a camping trip, which leaves MECH-X4 and Mark in danger.

Ryan finally gets a lead on his biological father, Randall, only to find him in mortal danger and must race against time (and a collapsing mountain) to save him.

Ryan's inner turmoil over a shocking personal revelation causes his power to short circuit, endangering the city.

On the robot's first ever deep-sea mission, Ryan and the team discover the terrifying truth behind the monsters.

Ryan's attempt to level up at his new school is interrupted when the team must stop a super-powered enemy.

As Harris' experiment at the science fair goes haywire with potentially explosive consequences, the school's MECH-X4 fan club threatens to uncover Ryan's secret identity.

With help from his team and a dangerous new technology, Ryan goes on a mission into the mind of his enemy.

Now considered a danger, the guys and MECH-X4 must dodge authorities while trying to fight a monster unlike any other before.

Ryan uses his "technopathic" powers to access a powerful laser for the team to use and crack open the captive monster’s heart.

Ryan and the team must rescue Mark and reclaim their robot before it's destroyed.

With the fate of Bay City at stake, Ryan and the team fight to end the monster threat once and for all.

Grace might relocate the family to Miami.

When an ooze-infected Harris starts turning into a monster, the team goes on a mission to find a cure.

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

Ryan is bombarded by visions of Harper. If Harper is still alive, Ryan must make a difficult choice: save him, or destroy him once and for all?

Ryan and Mark's fun day with their Dad is interrupted when a fighter drone created by Harris is mysteriously reprogrammed to destroy Ryan.

Veracity's first mission with the team could be her last when her attempt to give Mech-X4 a flight mode goes terribly wrong.

After a successful mission, the team finally gets a little chill time in Mech-X until they find a bomb on the X-Deck!

A traitor on Mech-X4 picks off unsuspecting team members one by one.

Ryan, Spyder, and Veracity attempt to sneak into a hospital to get the materials they need for a secret mission.