A super-charged Mech-X4 races around the world to defeat Traeger's beasts, and Ryan must make one of his toughest decisions yet: save his friend or save the world?

Ryan and what's left of his team take on Traeger and a traitor in Brazil.

An item of immense power rests under the Bay, as does a terrifying new monster.

Ryan and the team must fight off a zombie horde.

When a new monster creates a city-wide blackout and disables the MECH-X4, the team must figure out how to get the robot working again to stop the beast from completing its mission.

The team has their first real battle with Traeger while Leo is confronted with his past.

Ryan and the team take MECH-X4 to the Arctic for an epic showdown with Traeger.

Mark and others find Ryan in the top half of the robot. He is alive but very weak.

Ryan meets more of Leo's technopathy test subjects, including his birth mother.

When the team split apart as Grace contemplates leaving Bay City, Traeger makes his move.

With the world falling one city at a time, Ryan and the team retreat to the Thirty's secret farm.

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.

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.

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.