STH2 Mighty the Armadillo by retrobunyip on DeviantArt

An Amazing Knuckles Sprites in Sonic 3! ~ Extra Slot Shonen Knuckles ~ Sonic 3 A.I.R. mods ~Gameplay - in 2023

Mighty the Armadillo, o amigo casca-grossa do Sonic - Nintendo Blast

Knuckles' Chaotix Sprite Sheets - Sega Genesis 32X - Sonic Galaxy.net

Mighty the Armadillo sprites by marti031 on DeviantArt

Pixilart - Mighty the Armadillo sprite test by Mightyman

The VG Resource - Dolphman's sprite library of customs & edits

Chaotix (Video Game 1995) - Trivia - IMDb

That's a) mighty (weird) sprite(!)

Early Tails Sprite Uncovered in 1990s SEGA/DiC Design Documents - Sonic - Sonic Stadium

post from @crappyblue - cohost!