To get strong enough to pass an obstacle course, Dr. Cockroach tweaks his 50/50 man/roach genetic makeup so he'll be 40 percent man and 60 percent roach. Unfortunately, his roach side keeps increasing at the cost of his human side and its intellect, forcing his teammates to find a way to reverse the process.

General Monger takes Susan, B.O.B. and Sqweep on a camping trip to the desert. But when a lightning storm destroys their supplies and Monger is injured, Susan must take charge to get them back to base.

When a vicious alien beast known as a Vornicarn hatches on Earth, the alien huntress Sta'abi arrives searching for it.

Susan tries to prevent the monsters from destroying the base with a doomsday prank.

Dr. Cockroach's former teacher Miss Klangpopper reveals a missing music grade in his transcript.

Susan is in a bind after spilling food on Sta'abi and apologizing about it.

After the monsters are informed that uttering alien swear words result in physical consequences, Coverton passes a list of those words B.O.B. to cause havoc.

Dr. Cockroach creates a super-smartphone named Smarty. Everyone loves the new arrival, especially the good doctor, which Smarty considers as his father. But Coverton, or as he is know in this episode Coolverton, decides to use him as his new chess piece.

Monger puts Sqweep in time out for making a mess.

When Derek returns, strange secrets begin to unfold.

The monsters and the aliens are introduced to Rule-Bot when Monger goes away for the weekend.

Link and Sta'abi duel for driving privileges of a new car.

When an asteroid is detected heading for Earth, Team Alien is put in charge of the rocket being sent to destroy it. Meanwhile, Dr. C sends B.O.B. to play hide and seek. Unfortunately, he winds up hiding in the fuel being used to power the rocket, and Team Monster must rescue B.O.B. and alter the rocket's trajectory so it'll actually hit its target.

Coverton tries to steal base secrets when everyone gets the alien flu.

Vornicarn's bad behavior lands him in the Isolation Zone.

Sqweep has to go "number seven."

Link pursues Sta'abi using a pheromone spray.