The Brawlers have returned to Earth and are back battling inside the expanded and awesome Bakugan Interspace.

Dan and Drago begin a rigorous training regimen as they attempt to get Drago's newly inherited powers under control.

Dan and Drago continue to be evasive with their teammates as they try and figure out the link between Code Eve's powers and the birth of the Mechtogan, Zenthon.

Marucho and Shun discover that Dan and Drago have been practicing in secret, which leads to the revelation that Zenthon was born of Drago's new powers.

Shun and Marucho confront Dan and insist that he take a break from battling until he gets a handle on Drago's new powers.

After the epic battle with Anubias, Dan and Drago go AWOL. The fans are now clamouring for more intense battle action and the new BakuNano technology is introduced to cause maximum damage.

Dan and Drago land in New Vestroia, to continue training. They are hit by another nightmarish vision, which leaves them with the terrifying realization that escape from the evil forces that haunt them may be impossible.

Mag Mel sends Anubias to New Vestroia to battle Dan and Drago and harness their power.

With Dan gone, Shun assumes leadership of the Battle Brawlers. When Shun joins a Battle Royale in an attempt to control the chaos, he is rescued by two mysterious battlers!

Dan and Drago are paid a visit by their old friend Wyvern. Marucho is confronted by his father and must decide how to save Bakugan Interspace from further destruction.

Dan and Drago try to solve the identity of the mysterious masked entity haunting their dark visions. Meanwhile, Marucho teaches Paige and Rafe a lesson about strategy.

Marucho and Shun square off in a championship match. As both divisions of the Brawlers fight their battles, Mag Mel uses his pawns Sellon and Anubias to unleash the latest stage of his sinister plan.

In a fierce battle against Sellon on Neathia; Dan and Drago summon Mechtogan Zenthon for help. But they get more than they bargained for when a Mechtogan Titan appears!

Dan and Drago return from New Vestroia to help the Battle Brawlers defend Interspace from the rampaging Caos Bakugan.

Under Marucho's leadership the Brawlers attempt to delete the Chaos Bakugan from Interspace.

The Battle Brawlers race to the aid of their old friends Ren, Fabia and Nurzak on Gundalia.

Dan and Drago are face to face with Mag Mel and Razenoid and the two sides square off in a fierce battle.

The Brawlers race back to Earth and discover the Chaos Bakugan are destroying Bakugan Interspace.

A wave of Chaos Bakugan causes the Bawlers to split up to fend off the attack. Mid-battle Dan is summoned by Sellon who lures him with information about the link he shares with Mag Mel.

Dan receives what appears to be a distress call from Noah.

Dan attempts to link with Mag Mel again, but on a deeper level.

Marucho reveals his plan to completely delete Bakugan Interspace while his father and Kato work on an escape plan.

Dan and the others have arrived safely on earth to find a mysterious dark moon in the sky.

The final battle continues with Dan and Mag Mel, while the others are fighting the remaining Bakugan, Mechtogan, and Mechtogan Titans on Earth.

After Mag Mel's defeat at the hands of the Brawlers, peace reigns once again in the universe.

Peace appears to have returned to Bakugan City after the Brawlers made short work of the invading Mechtogan; however it doesn't last long.

Fearful of another attack by Wiseman and his Mechtogans, the Brawlers ask Reptak to join Dan and Drago as their additional partner Bakugan.

Jaakor is visited by his two former students: Skytruss and Orbeum.

Wiseman reappears and attacks the amusement park that Bakugan helped create Bakugan Land. Julie decides to go and confront him as a reporter to see what his problem is, and the Battle Brawlers must try and find a way to contain the Nomads powers once again.

The Brawlers go on the hunt for Wiseman's hideout in an effort to trap him there. But Wiseman brings out the powerful Mechtogan Mechtavius Destroyer in a vicious battle against Dragonoid Destroyer.

It's a race against time as the Brawlers once again Battle Mechtavius Destroyer but this time without the help of their own Mechtogan, Dragonoid Destroyer.

Runo meets a new Bakugan named Aerogan who asks to be her partner.

The Nonets begin to get curious about the true identity and motives of Wiseman.

Gunz wakes up in his own worst nightmare and realizes that the evil ringleader Wiseman looks just like him!