Elon O’Connor, boy genius, is testing out the Eco Team’s new jet prototype when things take a turn for the worse. Meanwhile, Sigma Corp. announces their latest earth-destroying venture, and a surprise from Elon’s long-lost grandfather hides in plain sight., The first of Theodore’s adventures is revealed, along with the identity of his research partner. Harrison and the others form a new plan to stop Sigma Corp. from reaping the Earth’s resources. Separated from the others, Elon discovers a lone otherworldly being.

Fascinated by his abilities, Elon tries to persuade Leo to stay by his side. Leonard, the director of Sigma Corp., detects a strange energy signature and launches a new mission. Elon faces the ultimate test of smarts and strength., Elon enters an illusory realm to take a special test in hopes of becoming an Infinite Warrior ally– but the challenges keep getting harder and harder. When the Raven finally unveils Elon’s results, Leo must make a decision that will decide the planet’s fate.

Elon and Leo team up to defend the earth and the Archean Stones from Sigma… but before they launch a mission, they’ll have to throw off Elon’s parents. Harrison shares some exciting news, and a scientific breakthrough takes the Eco Team in a surprising direction., Elon and the Eco Team fly to England as part of their environmental awareness tour, but Elon has an ulterior motive: to find the next Archean Stone! With Sigma nearby, a showdown pits these foes against one another. Meanwhile, someone from Leo’s past lurks in the shadows.

While Elon struggles to recalibrate his Archean Stone detector, Aries reveals another special secret hidden by Theodore. Alvin finds the plans for Sigma’s next energy-harvesting venture, and the location has a surprising connection to the Infinite Warriors., In the search of the Metalions ancient landing site, Elon finds himself lost… and he’s not alone. Leo and Aries discover further evidence of the planet’s darkening fate, and Sigma gets an unwelcome surprise.

The Eco Team’s earth-saving adventure takes them to Peru, where trouble waits for Elon at the historic Nazca lines. Meanwhile, for the first time, Leonard questions Sigma’s pursuits., As Sigma ups their security, Elon and Leo are forced to come up with some new infiltration strategies. The Infinite Warrior team finds more than they bargained for at the Nazca lines, and Harrison goes head-to-head with a Sigma henchman in a high-stakes car race.

Leo trains Scorpio to prepare him for the next battle against Sigma, but it’s a rocky path to the top. Aries reveals a surprise about the Infinite Warriors’ past. Elon heads an adventure into uncharted territory., Elon and the Infinite Warriors seek to enlist the help of an ancient ally, but they run into one giant obstacle. Leonard steps up his mission to find the rest of the Archean Stones. Aries and Leo unlock a special surprise.