F-Zero GX
Gamecube Cameos
Port Town R.O.B.
On the first Port Town stage, Aero Dive, giant robots can be seen unloading cargo in the background.
The robots are based on NES accessory R.O.B. The red/white colours are from the Japanese version of R.O.B.
Submitted by Fryguy64. Screenshot by El Pescado
Mr. E.A.D.
Mr. E.A.D. is named after Nintendo designer Shigeru Miyamoto's development studio, Entertainment Analysis & Development.
The character bears a resemblance to Mario, with a bushy moustache and a Starman on his belt.
The entry for Mr. E.A.D.'s Great Star F-Zero Racer states:
"This machine was designed by Shiggs Mapone, rumored to be the head of a mysterious underground development group known as EAD."
The name "Shiggs Mapone" is a reference to Shigeru Miyamoto.
Submitted by Fryguy64, mekairinek, screenshot by El Pescado
James McCloud
James McCloud is inspired by the Star Fox series. He is a human wearing full Star Fox uniform, and he shares his name with Fox McCloud's father.
His racer, Little Wyvern, is based on the Arwing fighter craft. His bio says he is leader of the "Galaxy Dogs".
Submitted by Fryguy64, screenshot by El Pescado
Captain Falcon's Alter-Ego
When playing the Story Mode chapter "High Stakes at Mute City", Captain Falcon adopts a false identity to enter a tournament – the mysterious "Famicom".
This was the name of the NES console in Japan.
Submitted by Fryguy64
Billy's Super Monkey Ball Belt
The racer Billy is wearing a belt with a face imprinted on it. In the official artwork, you can make out that the face is of Aiai, hero of Sega's Super Monkey Ball.
Both Super Monkey Ball and F-Zero GX were developed by Sega's Amusement Vision studio.
Submitted by Fryguy64