Metal Sonic (Custom Boss)

Metal Sonic is now in Sonic 3 A.I.R! He replaces Death Ball in DEZ2, and the arena has changed to match the lack of gravity mechanics. There's no explanation as to how or why he's here, as well as

Mecha Sonic MK.I (Custom Boss)

Neo Metal Sonic (Prints and Stickers) Poster for Sale by SammyTighe

Rocket Metal Sonic - 3D model by DenDen5 (@DenDen5) [5d2ef01]

Metal Sonic (Sonic 1 Style) Retro gaming art, Sonic, Pixel art

Metal Knuckles (Sonic Advance Version) (Sonic) Custom Action Figure

Sonic the Fighters Remix: Never Let It Go (Custom Metal Sonic Boss Theme)

Sonic Mania (Video Game) - TV Tropes

Custom / Edited - Sonic the Hedgehog Customs - Metal Sonic (Sonic Pocket Adventure-Style) - The Spriters Resource

My Custom Sprites: Eggman Custom Bosses Act 2 by raulhedgebomber on DeviantArt

Metal Sonic, Party Ninja Wiki

Sonic Superstars: How to Defeat Every Boss In Story Mode

Version 1.23 Released! Metal Series Boss Rush! - Sonic 3D in 2D by Sotaknuck

Sonic The Hedgehog 4-Inch Action Figure Mecha Sonic with Spike Trap Collectible Toy : Toys & Games

What if Sonic 3 A.I.R. had more bosses? ~ Metal Sonic (Custom Boss) ~ Sonic 3 A.I.R. mods ~ Gameplay