After transferring into Hexside; Bria tries to enjoy her first day in a new school, but a school bully tries to make sure her first day in Hexside is also her last.
After coming across a sword with powers and a vision; Roger, Meek, Luz, and Amity travel to Miracle City to get help from the hero El Tigre to unlock it's powers while Sonic and Anne stay behind and battle Sartana of the Dead who has aligned herself with Galvanax.
After Scratch starts writing a blog; his stories become so popular that they end up getting published into a book, but Dominator sends a monster to ruin the book's release. Meanwhile; Gus writes a blog of his own which Galvanax finds out about, forcing him to revive Cat-O-Clock, forcing the witch and Bria to stop the monster with new zords.
In order to mess with time; Swiss Army sets his sights on targeting Father Time, but Meek, Sonic, Eddy, and Robo Detective travel to the center of time to prevent it from happening.
When the Smash Bros host a Smash Tournament with Nickelodeon characters; the Nicktoon's quickly take part of it to see who the best fighter is.
After getting hired to do in Santa Claus; Swiss Army jumps at the chance to off the Christmas icon to keep from getting coal ever again, but Meek tries to prevent it. Meanwhile; Scratch is feeling like a grouch and Molly tries to show him the good parts of Christmas.
When Ripcon sends a monster down who knows about every Earth Megazord's capabilities; Meek, Roger, Sonic, Luz, Amity, and Anne travel to another planet to aquire new zords for a new Megazord configuration, but must prove themselves worthy by passing trials about their personal struggles.
Taking interest in learning skateboarding; Amity takes lessons from Sonic, but her training is hampered by a monster sent by Dominator.
After Galvanax has Odius revive Beezara for a special episode of Galaxy Warriors; the bee monster uses her jelly to make Luz and Amity hate each other, which forces Eda to team up with a cat like genie she has history with to find a way to reverse the effects while Sonic, Willow, Gus, and Bria hold off the monster.
On the eve of a bike race; Amity learns how to bike from Anne Boonchoy to take part in the race, but Sledge sends a monster to hamper her training.
After drinking a formula, Sonic regains his nightly Werehog form and goes on a rampage, forcing Gwen to try and tame him. Meanwhile; G, Randy, and Debbie are forced to team up with Batja, Goldar, and Rito when the Headless Horseman chases after them.
G, Raven, and Ron Stoppable team up in order to save Kim Possible from Vilgax. Meanwhile; Sonic, Ben, and Darkwing Duck appear on a talk show where they are quickly discredited as being menaces, but they quickly realize that the host is actually one of their enemies.
When Batja takes the North Pole hostage to create his own toys to take over the world; Ben, Kai, G, Sonic, Trent, Lucy, Heidi, and Bash must save Christmas. Meanwhile; Debbie is looking for a Christmas gift for G and recieves help from the Phoenix Samurai and Chef Hatchet.
Gosalyn comes down with a common cold and GDN tells her the story of Treasure Island.
Sonic and G end up helping the Guardians of the Galaxy to stop an escaped space villain, but end up arguing on who the best Guardian is. Meanwhile; Dudley and Kitty are sent to steal a very powerful weapon from Mesogog's lab.
Spongebob, Mike, Randy, GDN, Robin, Kevin, Danny, and Sonic manage to win 16 tickets to Jamaica and decided to bring their girlfriends, but to get their, they must take a cruise ship, which doesn't go well with Sonic. But the ship is attacked by Black Manta and Sonic and his friends must save it. Meanwhile, Mikey falls for Rooks sister; Rook Shim.
When Sonic ends up in a coma after fighting one of Mesogog's monsters, he finds himself fighting four of his transformations in a battle for his own life. Meanwhile; the other residents try to avenge Sonic's supposed death by taking on the monster on their own, but are greatly outmatched.
Thanksgiving has come, and Sonic invites Trent, Gwen, Tails, Knuckles, Ben, Gwendolyn, Kevin, Max Tennyson, Zed, Kai, and Lucy Mann to Mobius to spend it with Bill while Phoenix Samurai spends the day with her brother G. Meanwhile; Bugs starts to feel depressed about being alone and ends up spending the day with Howard Weinerman's family.
The teenagers of Toon Manor begin their first day of school where many things happen. Sonic, Mike, Duncan, the Turtles, Ben, Beast Boy, Brick, and Knuckles try out for the football team, Randy adjusts to not going to School with Howard, but gets a surprise, and Sonic tries to adjust to returning to school. Meanwhile; G prepares for his first day at Norrisville High School.
Spongebob, Mike, Zoey, Randy, and Theresa accidentally get stranded on Pac World after launching a rocket, and Spongebob is quickly mistaken as a square yellow Pac Person. Meanwhile, Bugs and Kitten try to fix Spongebob's car, but must stop Overload as well when the Patty Wagon comes under Overload's control.