Gentle Giant Bog and Czar zar have become the bestest of friends. This isn’t good news for the Nanosquad./A sleepy little village calls in the Nanosquad to help them with a bandit problem. Nothing is what it seems in this homage to classic Zorro stories.

Isaac clumsiness gets the Nanosquad in trouble.Lucky for him, he can always fall back on being king of an island tribe./Infra-sound, the latest in mind-control technology. All in the hands of Czar Zar as he plans, once again, to take over the microcosmos.

CJ's old viral ways catches up with her as Vigilante Germinator hunts her down. Nothing is going to stop him in his quest for justice, not even the Nanosquad./Groovy brings a little party to the Microcosmos, and CJ is all caught up in the charm.

The Nanosquad get digitized into cyberspace as they chase down another form of virus./Nanoboy and Czar zar are forced to work together when a scientific experiment gone wrong warps them way back to the past.

It's Microcosmos' Brainiest! Contestants stand to win up to 5 majillion microcredits if you get all your questions right. Czar Zar definitely will, since he kidnapped all of Tim's neurons./Oscar’s plant is under attack from oxygen hating bacteria. So it’s up to the Nanosquad to bring down the greenhouse.

All the mad scientist Mito wants to be able to do is sing perfectly. So what if she has to kidnap the best singer in the microcosmos to do so./Nanoboy gets a big ego after he defeats a giant worm all on his own. Now, without the help of his trusty Nanosquad, can he defeat 3?