This character exists primarily or exclusively within the Sonic Boom continuity.
Information in this article may not be canonical to the storyline of the games or any other Sonic continuity.

Knuckles-bot[1] is a character that appears in Sonic Boom: Fire & Ice. It is a Bot Racer build by Miles "Tails" Prower and based on Knuckles the Echidna which is available for Bot Racing.




Knuckles is a red robot modeled after Knuckles, but with extra height added to it. It has a flat, dome-shaped head with two blank and green eyes, orange-tipped stubby flaps resembling Knuckles' dreadlocks, and a thin grey muzzle. Possessing no neck, it has a wide torso shaped like an arch with thrusters on its back, a wide pelvis, and a thin grey intake across its chest. It also has thick grey and red arms, three-fingered orange hands with solid grey fingers, thick red legs with orange rims, and red and grey feet fashioned in the image of Knuckles' shoes.


Knuckles-bot vs Vote-bot

Knuckles-bot vs Obliterator-bot.

Knuckles-bot is a Ragnium-fueled Bot Racer designed for Dr. Eggman's racing challenges. It was build by Tails on Thunder Island.

In gameplay, Knuckles-bot is a playable character for the Bot Racing minigames in the main levels (after they are cleared by Sonic) and on Thunder Island. This Bot Racer can be unlocked for 400 Ragnium shards in the Bot Racer Workshop.

Powers and abilities

With the aid of its Ragnium-based fuel, Knuckles-bot commands super speed, enhanced jumping skills and agility for special moves, and the ability to activate Fire Mode and Ice Mode on its own. It also comes equipped with its own Enerbeam.


  1. Sanzaru Games (September 27, 2016). Sonic Boom: Fire & Ice. Nintendo 3DS. Sega. Level/Area: Bot Racing (Thunder Island).