- Aang
- Aang (NASB 1)
- Aang (NASB 2)
- Angry Beavers' Dam
- Angry Beavers (NASB 2)
- April O'Neil
- April O'Neil (NASB 1)
- April O'Neil (NASB 2)
- Arcade
- Avatar
- Azula
- Azula (NASB 2)
- Battle
- Boss
- Bun Wrestling Ring
- Cabbage Merchant
- Campaign
- CatDog's House
- CatDog (NASB 1)
- CatDog (character)
- Chum Bucket
- Chum Slave
- City Aquarium
- Clockwork
- Clockwork's Lair
- Cluster Bot
- Conch Street
- Daggett Beaver
- Danny Phantom (NASB 1)
- Danny Phantom (NASB 2)
- Danny Phantom (character)
- Danny Phantom (universe)
- Donatello
- Donatello (NASB 2)
- Double Dare (universe)
- Duck, Duck, Pie!
- El Tigre: The Adventures of Manny Rivera
- El Tigre (NASB 2)
- El Tigre (character)
- Ember (NASB 2)
- Ember McLain
- Enemy
- Extras
- Fire Masters Meeting
- Food Dream
- Foot Soldier
- Frida Suárez
- GIR
- Garfield (NASB 1)
- Garfield (NASB 2)
- Garfield (character)
- Garfield (universe)
- Gary
- Gaz Membrane
- Gerald (NASB 2)
- Gerald Johanssen
- Ghost Zone
- Girl-Eating Plant
- Glove World
- Grandma Gertie
- Grandma Gertie (NASB 2)
- Hardcore Chores
- Harmonic Convergence
- Helga (NASB 1)
- Helga Pataki
- Hey Arnold! (universe)
- Hugh Neutron
- Hugh Neutron (NASB 1)
- Invader ZIM
- Irken Armada Invasion
- Iroh
- Iroh (NASB 2)
- Items
- Jellyfish
- Jellyfish Fields
- Jenny (NASB 1)
- Jenny (NASB 2)
- Jenny Wakeman
- Jimmy's Lab
- Jimmy Neutron
- Jimmy Neutron (NASB 2)
- King Jellyfish
- Korra
- Korra (NASB 1)
- Korra (NASB 2)
- Leonardo
- Leonardo (NASB 1)
- Lincoln Loud
- Lincoln Loud (NASB 1)
- List of Alternate Costumes
- List of Non-Playable Characters
- List of Playable Characters
- List of Stages
- List of Updates (NASB 1)
- Loud Castle
- Lucy Loud
- Lucy Loud (NASB 1)
- Lucy Loud (NASB 2)
- Master Splinter
- Mecha-Plankton (NASB 2)
- Messy Kitchen
- Michelangelo
- Michelangelo (NASB 1)
- Miracle City Volcano
- Mongro
- Mr. Krabs
- Mr. Krabs (NASB 2)
- Mrs. Puff
- My Life as a Teenage Robot (universe)
- Nickelodeon All-Star Brawl
- Nickelodeon All-Star Brawl (universe)
- Nickelodeon All-Star Brawl 2
- Nickelodeon All-Star Brawl Wiki
- Nigel Thornberry
- Nigel Thornberry (NASB 1)
- Nigel Thornberry (NASB 2)
- Nora Wakeman
- Norbert Beaver
- Oblina
- Oblina (NASB 1)
- Omashu
- Online
- Pariah's Keep
- Patrick (NASB 1)
- Patrick (NASB 2)
- Patrick Star
- Perks
- Pirate of the Deep Sea
- Plankton
- Powdered Toastman
- Powdered Toastman (NASB 1)
- Power-Ups
- Raphael
- Raphael (NASB 2)
- Ren & Stimpy (NASB 1)
- Ren & Stimpy (NASB 2)
- Ren Höek
- Reptar
- Reptar's Ruins
- Reptar (NASB 1)
- Reptar (NASB 2)
- Rocko's Modern Life
- Rocko (NASB 1)
- Rocko (NASB 2)
- Rocko Rama
- Rocksteady
- Rocksteady (NASB 2)
- Rooftop Rumble
- Royal Woods Cemetery
- Rugrats (universe)
- SIR Unit
- Sandy (NASB 1)
- Sandy Cheeks
- Sartana de los Muertos
- Sewers Slam
- Showdown at Teeter Totter Gulch
- Shredder
- Shredder (NASB 1)
- Slime Time
- Space Madness
- SpongeBob (NASB 1)
- SpongeBob (NASB 2)
- SpongeBob SquarePants (character)
- SpongeBob SquarePants (universe)
- SpongeBob SquarePants (universe)/Elements appearing in Nickelodeon All-Star Brawl
- Sports
- Spunky
- Squidward (NASB 2)
- Squidward Tentacles
- Stimpy
- Technodrome Takedown
- Teenage Mutant Ninja Turtles (universe)
- The Adventures of Jimmy Neutron, Boy Genius
- The Angry Beavers (universe)
- The Dump
- The Flying Dutchman
- The Flying Dutchman's Ship
- The Loud House (stage)
- The Loud House (universe)
- The Timeless Stardial (stage)
- The Wild Thornberrys (universe)
- Timeless Stardial
- Toph (NASB 1)
- Toph Beifong
- Traffic Jam
- Training
- Tremorton Joyride
- Universes with Minor Representation
- Unused content (NASB 1)
- Unused content (NASB 2)
- Vlad Plasmius
- Western Air Temple
- Wild Savannah
- Wild Waterfall
- Zim
- Zim (NASB 1)
- Zim (NASB 2)
- Zuko
- Zuko (NASB 2)
199
pages