Nicktoons Unite: Revenge of The Syndicate is the fifth installment of the Nicktoons Unite! series. It takes place after the events of Globs of Doom. Professor Calamitous is back (who regrown his mustache) and reforms the Evil Syndicate with a new diabolical plan to conquer the universe.
Plot[]
Characters[]
Playable[]
- Jimmy Neutron
- SpongeBob SquarePants
- Danny Phantom
- Timmy Turner
- Invader Zim
- Jenny "XJ-9"
- Tak
- El Tigre
- Lincoln Loud
- Rocko "Rama" the Wallaby
- Felinius "Cat"
- Caninius "Dog"
- Ren Hoek
- Stimpson J. Cat
- Otis the Cow
- Dudley Puppy
- Kitty Katswell
NPCs[]
- Goddard
- Carl Wheezer
- Sheen Estevez
- Cindy Cortex
- Judy Neutron
- Hugh Neutron
- Jazz Fenton
- Dash Baxter
- Jack Fenton
- Maddie Fenton
- Gary
- Patrick Star
- Sandy Cheeks
- Squidward Tentacles
- The Flying Dutchman
- Mr. Krabs
- Mr. Turner
- Mrs. Turner
- Jorgan Von Strangle
- Brad Carbunkle
- Tuck Carbunkle
- Dr. Nora Wakeman
- Sheldon Lee
- GIR
- Gaz Membrane
- Dib
- The Chief
- Keswick
- Jibolba
- Lok
- Moon Juju
- Dead Juju
- Lori Loud
- Leni Loud
- Luna Loud
- Luan Loud
- Lynn Loud
- Lucy Loud
- Lola Loud
- Lana Loud
- Lisa Loud
- Lily Loud
- Clyde McBride
- Bobby Santiago
- Ronnie Anne Santiago
- Lynn Loud Sr.
- Rita Loud
- Heffer Wolfe
- Filburt Shellbach
- Ed Bighead
- Bev Bighead
- Really Really Big Man
- Winslow T. Oddfellow
- Cliff
- Shriek
- Lube
- Mr. Horse
- Powdered Toast Man
- Muddy Mudskipper
- Sven Hoek
- Pip the Mouse
- Abby the Cow
- Bessy the Cow
- Pig
- Duke the Dog
- Peck the Rooster
- Freddy the Ferret
Evil Syndicate[]
- Professor Calamitous
- Plankton
- Vlad Plasmius
- Denzel Crocker
- Queen Vexus
- Tlaloc
- Bratty Kid
- Chandler McCann
- Rancid Rabbit
- Peaches
- Waffle Woman
- Mrs. Beady
- Mr. Beady
- Snotty Boy
- Almighty Tallest Red & Purple
- The Flock of Fury
- Black Cuervo
- Voltura
- Lady Gobbler
- Verminious Snaptrap
Henchmen/agents[]
- Pins & Needles
- Smytus
- Irken Elite
- D.O.O.M. Agents
- Ollie
- Francisco
- Larry
Enemies[]
- Syndicate Grunts
- Doomsday Trooper
- Irken Soldiers
- Woodies
- Cluster
- Snapbots
Bosses[]
Mini bosses[]
Levels[]
Amity Park[]
- The Ghost Zone Prison
- Haunted Amity Park
- Vlads Castle
- Vlads Throne Room
Bikini Bottom[]
- The Neighborhood/The Krusty Krab
- Jellyfish Fields
- The Jellyfish Factory
- The Chum Bucket
Dimsdale[]
- Crockers Fortress
- Fairy World
- The Big Wand
Tremorton[]
- Tremorton Street
- Vexus' Lair
Petropolis[]
- T.U.F.F. HQ
- D.O.O.M. HQ
Miracle City[]
- Calavera
- Miracle City Streets
- Leone Middle School
Pupununu[]
- The Jungle/Pupununu Village
- Juju Realm
- The Dark Temple
Zim's Town[]
- Skool
- The Massive
- The Almighty Tallest Lab
O-Town[]
- Kind of a Lot O' Comics
- Balzak
- Conglom-O
Retroville (final)[]
- Fantastic Voyage In Goddard
- RetroLand
- The Space Station
- Calamtous' Space Station Doomsday lab