Knuckles' Reaction to Another Code Recollection by RowanAkamiya185 on DeviantArt

Commission- Knuckles as Hwoarang by Mel-Sky on DeviantArt

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Animated Atrocities - Oh, Brother! by RowanAkamiya185 on DeviantArt

Knuckles The Echidna (With A Gun) by RosarioOf on DeviantArt

Knuckles by DracoAwesomeness on DeviantArt

Knuckles References by JibbaJabbaDraw on DeviantArt

Smash 4 Veterans Background by Gilandes52 on DeviantArt

Knuckles by DracoAwesomeness on DeviantArt

X 上的 🎄메인트 계이하는 이사𝗜𝘀𝗮🎄：「*IF?* Knuckles is in #SonicMovie (I think he will be definitely in movie) It was hard to design knuckles, because echidna's design had been already showed in movie.