Red, yellow, black
Roller mk.II  is an enemy that appears in the [note 1] . It is a mass-produced, armadillo-based Sonic the Hedgehog series Badnik model created by Dr. Eggman, and an upgraded version of the Roller.
The successor to the
Roller Badnik, the Roller mk.II model is a red and black incarnation of the armadillo-based Badnik. It also has yellow V-shaped ears and cartoonish eyes with black pupils.
Sonic encountering a Roller mk.II.
, and its expansion Sonic Mania , the Roller mk.IIs appear exclusively in Sonic Mania Plus Mirage Saloon Zone Act 1 ( Knuckles' version only) and 2. Like the original Rollers, they will, in gameplay, curl into a ball and attempt to attack the player. Unlike the original Roller, hitting a Roller mk.II in ball form by either jumping or rolling will not hurt the player. Instead, the Roller mk.II will bounce off the player and uncurl. Also, unlike the original, this Badnik will actively pursue the player rather than roll forward continuously, turning around if the player goes past them.
In order to defeat these Badniks, the player must use a Spin Attack to bounce into them and make them uncurl, then quickly destroy them with any attack before they curl up again. Upon their destruction, they release an
↑ While not listed in any instruction manuals, the internal files in the
PC release of refers to this enemy as "RollerMKII". Sonic Mania
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