Thanks to the school bully, Pac-Man accidentally opens the portal to the Netherworld, unleashing an army of ghosts, led by the fiery Lord Betrayus! Lucky for Pac-World, the power-berries from the ancient Tree Of Life gives young Pac the ability to eat the ghosts... and burp out their eyeballs!
PacWorld is under siege by ghosts and there is little Pac-Man can do about it without fresh berries from the Tree Of Life, which is hidden somewhere in the Netherworld and guarded not only by legions of ghosts, but fierce monsters as well!
When Pac and friends keep defeating all his ghosts, Betrayus, with the help of the demented Dr. Buttocks, decides to clone an army of Netherworld monsters. Lucky for Pac, one little monster isn't really a monster at heart.
Dr. Buttocks amps up the stakes by inventing the Molecular Magnifier to create gigantic Monsters. Meanwhile, Pac is in for more trouble than he bargained for when he adopts the little monster that saved his life.
Lord Betrayus plans to render Pac powerless by getting Inky, Blinky, Pinky and Clyde to feed Pac so much he'll be too full to eat anything else... power berries or ghosts! But Pac isn't getting full, even when he's eating everything in both worlds!
Pac and his pals grow suspicious when President Spheros starts behaving strangely. They eventually realize that Spheros has been possessed. Unfortunately, he declares Pac and pals Public Enemies and puts out a city wide Pac-Man-Hunt!
Pac gets a huge zit right before Class Picture Day. The more stressed Pac gets about it, the more zits appear, so Betrayus sends his meanest-mouthed ghosts to stress him to the breaking point - or in this case - popping point!
When Pac and his pals get blasted into the past, he not only finally meets his parents -- and his Baby Pac self -- but has an adventure with them during PacWorld War I.
PacWorld Kingpin Obtuse is working for Betrayus and uses Skeebo to try and steal Pac's power berries, but the plan backfires when Skeebo uses the berries to turn himself into the super-powered Heebo-Skeebo.
Pac-Man is physically controlled by Betrayus when he swallows a special micro-chip, and Pac's friends must help him infiltrate the Netherworld spy-style to retrieve the remote controller.
Lord Betrayus steals the Repository of the ghosts' corporeal bodies, but not before Inky, Blinky, Pinky and Clyde nab one body to share between them. Then it's up to Pac, Cyli and Spiral to get the Repository back from the Netherworld.
Accompanying Pac and friends on a mission, Sir Cumference tries to show that he is more than just an old scientist, he's still got it as a freedom fighter - but after some disastrous attempts, it soon becomes clear that he isn't quite the fighter he used to be.
PacWorld is becoming dangerously hot and its citizens mistakenly blame Sir C! Pac and Friends remain loyal to the elderly inventor and, together, they uncover a plot by Betrayus to terra-form PacWorld into a world just like the Netherworld prior to invasion and conquest.
The annual Pacolympics approach and allow for Aunt Spheria to reignite a Pac-Pong rivalry with her former Pac-Pong rival and wanna-be suitor - Lord Betrayus.
To save Pac-World, Pac has to fly the Paccerchini into the Netherworld.
Betrayus summons a Nether-Witch to curse Pac with bad luck.
An ancient artifact, once belonging to Pac's parent's, leads to a temple within a maze that may hold the secret to the Tree of Life.
In an attempt to save PacWorld from a giant Ghosteroid that is lured in by Dr. Buttocks, Pac-Man must grow to planet-sized proportions.
It's ValenPac Day and Pinky is so jealous of Pac's friendship with Cyli she tries to get rid of her rival, which winds up getting Pac captured by the Pacinator.
When Dr. Buttocks acquires a map leading to the ancient lost city of PacLantis, Pac, Cyli and Spiral voyage to the bottom of the sea to try and beat Buttocks and Betrayus, and retrieve the legendary power Berry of Youth.
The diabolical Dr. Buttocks clones an army of radio-controlled prehistoric Pacasaurs to attack PacWorld. Only the primitive throwback "Pac Cong" can stop the savage saurians.
Every 100 Halloweens, the two moons of PacWorld turn blue, so Betrayus summons the sinister Count Pacula to drain the last Yellow Orb in PacWorld.
In order to learn the secret location of the Repository, Betrayus possesses his mother's body while Dr. Buttocks hypnotizes the President, who reverts back to a five year old that drives his brother and mother batty during a wild and wacky race against Pac and pals to see who gets to the repository first.
When a super gigantic Robot invades Pacopolis wielding a weapon that renders the power berries powerless, Pac-Man faces the ultimate challenge and nearly succumbs to doubts that without the berries he is not really a hero.
Pac must get help from an unexpected source when a spy ghost named Specter possesses Aunt Spheria's dog and infiltrates Sir Cumference's lab.
When the Pointy-headed alien Apex strikes a deal with the Netherworld to join forces and take over PacWorld, Betrayus realizes the aliens are more duplicitous than he is.
