- Aerith from Final Fantasy VII is referenced in Game Central Station, with the graffiti "Aerith Lives!" This is also a cross-reference with the Tron: Legacy phrase "Flynn Lives!"
- The internet meme "All Your Base Are Belong To Us" from the Sega Mega Drive game Zero Wing is written as graffiti on a wall at the Game Central Station.
- Sheng Long from the Street Fighter series (his name appears as a graffiti at the portal leading to Sugar Rush)
- Leeroy Jenkins (Shown as graffiti on the Terminal Wall of "Jenkins")
- Turbo's face
- King Candy's initals
- Old style gaming console
- The Swizz
- Sora's Crown Necklace from Kingdom Hearts (appears on a wall inside the Portal to Hero's Duty)
- No Campers
Unused Q*bert Signs
The scene with Q*bert and company originally had more signs displaying their destitution; many of which featured video-game references. However, most signs were removed in the final scene.
- Need help, will do a barrel roll (a popular catchphrase from Star Fox)
- Used to be in Q*Bert, then took an arrow to the knee (a famous quote originating from The Elder Scrolls V: Skyrim)
- Will NPC in FPS for food. (NPC meaning Non-Player Character and FPS means First Person Shooter)
- No home, no food, no combo, no supers. Please Help.
- Family kidnapped by ninjas!! Please Help.