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A ball-juggling jerk.

— Description, Sonic the Hedgehog Encyclo-speed-ia

The Circus[1] (サカス[2] Sakasu?) is an enemy that appears in Sonic Advance 2. It is a model of badniks created by Dr. Eggman and appears in Music Plant.



They have a similar, if not almost identical, appearance to Kiki, only it is colored dark blue. Most of its body is dark blue, and its hands, shoulders, and feet are colored gray. It has an orange and gray circus ball, hence its name, that has the Eggman Empire logo on it.

In other media

Books and comics

IDW Publishing

Main article: Circus (IDW)

A Circus, from Sonic the Hedgehog: Imposter Syndrome #3.

In the Sonic the Hedgehog comic series and its spin-offs published by IDW Publishing, the Circuses are Badniks created by Dr. Eggman. Their pasts are virtually identical to their game counterparts', up until after Sonic Forces.


  • Circus' name comes from its circus ball it holds from attacking the player.


  1. Flynn, Ian; Sega (8 December 2021). "Sonic Advance 2". Sonic the Hedgehog Encyclo-speed-ia. Dark Horse Books. p. 128. ISBN 978-1506719276. "Circus - A ball-juggling jerk."
  2. (in Japanese) ソニックアドバンス2公式ガイドブック. Aspect. January 2003. p. 19. ISBN 978-4757209480.

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