Mecha Sonic by Fromeditor on Newgrounds

MECHA SONIC MK.II by BEANS645 on Newgrounds

Mecha Sonic by PPDPPLart on Newgrounds

Mecha Sonic. by Massa300 on Newgrounds

1171 by BridgeofFaust on Newgrounds

Mecha Sonic Transformation

Mecha by EricRedd on Newgrounds

Evil BF by Fromeditor on Newgrounds

Mecha Sonic MK.II by Robnghost on Newgrounds

Sonic The Hedgehog V.S Bigfoot GUN Robot - #23 by Mcrich114 - Works in Progress - Blender Artists Community

Mecha Sonic by lenoxmst on Newgrounds