Blue, yellow, silver, red
Buzz-saw protrusion Enhances speed
Mecha-Bu (, or メカブ   Mekabu ) ? Robot Beetle, is a recurring enemy in the  . They are beetle-based Sonic the Hedgehog series Badnik models created by Dr. Eggman.
The Mecha-Bus resemble
Japanese rhinoceros beetles. They have a blue body with two yellow, red-capped rear-wheels and two small grey forelimbs which have small black wheels with red caps for hands. On the front they have a black face with two black eyes, a yellow jaw cap and yellow helmet. Attached to their face is a horn with a buzz-saw.
Sonic the Hedgehog CD
, Mecha-Bus can only be found at Sonic the Hedgehog CD Metallic Madness . In gameplay, they roll slowly along the ground, raising and lowering their buzz-saw horns. However, they are unable to turn around, which makes them vulnerable to attacks on the rear. When attacking, the player has to avoid their buzz-saw.
In the Bad Future or sometimes in the present timeline of the
Rounds, Mecha-Bus are one of the few Badniks who do not show decay, thus remaining pristine in appearance. However, such Mecha-Bus still cannot move their buzz-saws. Like every Badnik in the game, they are powered by Little Planet flower seeds which will pop out of them after being defeated.
, Mecha-Bus appear as enemies in Sonic Mania Metallic Madness Zone. While they retain their attack patterns from , they are now more aggressive and faster than before. In this game, Mecha-Bus are powered by Sonic the Hedgehog CD Animals.
In an cinematic ending animation during the game's credits, the Mecha-Bus are seen residing in Wacky Workbench despite not appearing there in gameplay.
( Sonic the Hedgehog CD Sega Mega-CD) Japanese instruction manual pg. 32.
PC version of listed the enemy as "MechaBu" according to the internal files of the game. Sonic Mania ↑
The Robot Beetle moves around brandishing its horn with integral circular saw at enemies! - Sonic the Hedgehog CD PC port help file.
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