When a mysterious new mutant uses his extraordinary powers to wreak havoc throughout the city, Adam (John Shea) leads the Mutant X team on a crusade to stop him.

Mutant X unearths a WWII genetics experiment involving an age-reversal serum, they are surprised to discover Jesse's grandfather is a prototype. Meanwhile Adam reveals the dark side of the serum.

The team travels into the woods to uncover the mystery of an animal-like creature that's been killing hikers.

Mutant X must protect a remarkably irritating FBI informant, only to find themselves embroiled in his schemes.

Brennan accidentally enters a town 'out of time' that doesn't appear to exist, and which harbors a dark secret with grave implications for Mutant X.

Emma's (Lauren Lee Smith) past puts her in grave danger when she is reunited with an old high school friend, now a GSA trainee.

Lexa is "remote controlled" by an evil doctor, Mutant X helps her find and eliminate this threat. Meanwhile Adam confronts the team, revealing a larger conspiracy at work involving the Dominion's true intentions.

When a military pilot is shot down behind enemy lines, Mutant X must recover the secret government weapon that was hidden on his plane.

An injured Shalimar is temporarily replaced in her Mutant X duties by a feral with a hidden agenda that could destroy the team.

In the race to save a politician's kidnapped daughter, Brennan faces his own mortality when his powers get stronger and impossible to control.