Mecha Knuckles is an alternate form of Knuckles that appeared in the Archie series, Knuckles transforms into it to defeat Mecha Sonic, after the battle, they are both de-roboticized.
Reality-Warping
See: 'Chaos Mecha Knuckles
Mecha Knuckles is an alternate form of Knuckles that appeared in the Archie series, Knuckles transforms into it to defeat Mecha Sonic, after the battle, they are both de-roboticized.
See: 'Chaos Mecha Knuckles