Brain hatches a plot to hypnotize people, but he needs white crab meat to succeed. In order to get the crab meat, he takes a submarine to the wreck of the Titanic. Unfortunately, the CIA spots his sub and orders its destruction.
Hoggish has set up a new commercial fishing business in the amazon, but when discovers that a group of local river Dolphins are literatly eating into his fishing profits, he schemes to eliminate the problem. Upon being breifed by Gaia, the Planeteers quickly race to make sure the amazon rivers are not made ""Dolphin-Safe"" simply for the sake of progress..
Bishop & Shard recruit Wolverine & Storm for a time travel mission to save Professor Xavier's life. Except they're from the parallel timeline where he died before founding the X-Men, a world where humans and mutants are in a constant war with one another. Not only do they pair lack a connection to him, but correcting history may put an end to their marriage.
The Rangers and the Masked Rider team up to fight Count Dregon's warriors.
The Rangers rush back to Earth to fight off an attack by Repelletor.
The Crime Lords, led by Silvermane, are holding the Kingpin accountable for his failure to eliminate Spider-Man. So six of the wall-crawler's greatest enemies are called together to do the job: Doctor Octopus, Mysterio, the Scorpion, the Rhino, the Shocker and the Chameleon. Unfortunately, Spidey's powers have been on the blink due to the changes in his blood chemistry.
Ickis gets "flashed" (gets his picture taken) by a celebrity reporter. If this picture runs on the front page, monsters' existence will be revealed to humans. Our heroes must band together and go above ground to retrieve every newspaper copy before dawn.
Ickis is diagnosed as spontaneously combustible -- which means he could explode at any moment. His friends feel sorry for him, but at the same time are reluctant to be near him for fear that he could "go at any moment." The Gromble refers to the Academy monsters as "humans" because they are afraid of something they do not understand.
To help them understand how the Earth makes islands, Ms. Frizzle presents the kids with an island that hasn’t been discovered yet!
The Warners bother Sherlock Holmes for help with their scavenger hunt.
Slappy is asked to attend Walter's funeral, which is really a ruse planned by Walter to blow Slappy sky-high.
The Warners sing about the United Nations to the tune of "Down by the Riverside".
Wakko tries to come up with a new "gookie", or bizarre facial expression.
In a parody of Mighty Morphin Power Rangers, the Warners fight against a giant insect destroying the Warner Studio.
Slappy and Skippy resort to extreme measures in order to crack the last nut in the kitchen, accompanied by music from The Nutcracker. Guest appearance by Charlton "Baynarts" Woodchuck (from "Hollywoodchuck").
Lisa creates a virtual reality game in which Gary and Wyatt can pretend that they are spies. After Gary breakers the machine, the game takes on a life of it's own and becomes real. Farber High becomes very interesting as the boys are trying to stop Scampfinger, the evil Principal Scampi, who wants to put all of the world's water inside of a dixie cup. Wyatt also gets a full cavity search from Chett.
New transfers to Bayside include three students from arch-rival Valley High: R.J. ""Hollywood"" Collins, head cheerleader Maria Lopez and Ryan Parker, who stole Bayside's mascot the year before. The old gang greatly resents these newcomers. Ryan makes plans to date Lindsay, make Maria the head cheerleader and get R.J. to emcee the Welcome Back dance. The two groups fight so much that Mr. Belding makes them stay on separate sides of the gym at the dance and wear identifying badges. But before the night ends, the enemies all dance with each other. Also, Tommy D. is thinking of how to get back together with his old girlfriend, Lindsay.
Maria and the others are trying to win tickets to the Grungefest from the radio station, but Lindsay wins them on her first try! Tommy has told Lindsay that he wants to get back together with her, so she must choose between him and Ryan. The girls hold a slumber party to help Lindsay decide. Tommy borrows some high-tech communication equipment that Screech has bought for the school and he plans to bug Lindsay's room. Ryan has the same idea, though, and he gets R.J. to help. Eventually all the boys end up hiding in Lindsay's closet or under her bed. A few more misunderstandings occur until Lindsay finally decides to go to the show with Maria.