Under the pretense of stopping Krytus from upgrading the Red Sark, the Battle Force 5 ally with Zemerik on a mission to an ancient Sark Factory. However, Zemerik has other plans for the factory. Meanwhile, a lightning strike permanently fuses the Buster and Tangler.

Hatch has built a time-stopping device that will not only leave the portal open for a Vandal invasion, but freeze time in Handler's Corners.

Picking up from the first season finale, Krytus begins the search for his teammates.

After Spinner takes control of a Zentner, Zemerik captures him and forces him to show him the battle moves. Zemerik then tricks Spinner into using the techniques on the Battle Force 5!

The team have to search for and destroy the Double-Helix Crystal. Stanford must overcome his insecurity whenever he fails, and Vert learns that he plays an important role in a Sentient legend called the "Crimson One". The combination SonicSlash debuts.

Vert must work with Krytus to prevent Sage from creating a doomsday device that will end the Multiverse! But is this really the truth? The secret to the Red Sentients' Re-Spawn technology is revealed.

The war with the Red Sentients comes to its climax, as Krytus unfreezes the Red Sentient population by releasing a beta decay wave from a destroyed Battle Zone. At the same time, the Blue Sentient shells are rediscovered as the BF5 attempt to revive the Blue Sentient race.

The Battle Force 5 decide to hunt down the Red Sentients' re-spawn chambers. Tezz must overcome his arrogance as Sage deals with Stanford's superstition. The combination ShockBlade debuts.

The Battle Force 5 search a Mobi wreck for important Sentient Data Logs. The problem is that the wreck is at the bottom of the Vandal Ocean. The combination Tangler Command Center debuts.

After Zeke's brain is encoded with Battle Force 5 secrets, he joins the team on a mission in a BattleZone.

Tired of constantly being defeated by Battle Force 5, the Vandals and the Sark join forces to form an 'Axis of Evil,' and fake their demise in a plan to seize the Battle Keys. Meanwhile, the BF5 try to find a solution to Sage's dependence on the Mobi.

Vert Wheeler is pulled into another dimension to race in a battle against two fighting groups.

During a strange solar flare, something goes awry in the Multiverse and Battle Force 5 find themselves face-to-face with their evil twins! This anti-Battle Force 5 team is so nasty that our heroes must join together with an unlikely ally if they want to keep their bad-selves away from Earth!

Agura becomes frustrated with her teammates' hang ups, especially Spinner's fear of germs.

A super-cold BattleZone enables the Sark's computerized brains to work faster than ever! As a result, Agura and Stanford must put aside their rivalry to battle the hyper-accelerated Sark, a Sark Tangler and a giant Yeti!

The Battle Force 5 race against time to save Sage's mentor, Sol.

A BattleZone that will give the battlekey only if the Battle Force 5 win a game of BattleKey Scoccer, and the BattleKey is the ball.

Sherman and Spinner's obsession over gathering Battlezone artifacts prove to be extremely dangerous when their souvenir collection comes to life.

In order to obtain the next BattleKey, Spinner and Sherman work together and face off against an evil junkyard dog.

Vert and Zoom must compete in a "Cage of Doom" against the Vandals while trying to outwit a BattleZone with its fiendish agenda.

An individual from Zoom's past arrives in Handler Corners to take Zoom back home so that he can fulfill his destiny as the "Chosen One.

Vert is trapped inside a giant nest of mechanical wasps. Stanford must lead Battle Force 5 to keep the Vandals from reaching Earth while figuring out a way to get Vert out before it's too late...

Krytus frees the rest of his team and the Battle Force 5 must master the fusion process in order to defeat the Red Sentient 5. The combination SkyKnife debuts.

When the team escapes into a desolate zone, they discover a Diad collecting Blue Sentient shells. But when the Diad is captured by a pursuing Kyburi, they must rescue him from the Red Sentient homeworld before the Reds learn of his mission.

Battle Force 5 must enlist the aid of the Order of the Flying Fists to drive the Red Sentients away from Earth. Zoom's former master is more than what he seems.