19246 - safe, artist:bongwater777, part of a set, knuckles the echidna ( sonic), shadow the hedgehog (sonic), echidna, hedgehog, mammal, monotreme, anthro, sega, sonic boom (series), sonic the hedgehog (series), 2020, cheek fluff

Knuckles The Echidna (@SentryOfChaos) / X

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Knuckles The Echidna (@SentryOfChaos) / X

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107305 - safe, artist:awesomeblossompossum, julie-su the echidna (sonic), tikal the echidna (sonic), chao, echidna, fictional species, mammal, monotreme, anthro, plantigrade anthro, semi-anthro, archie sonic the hedgehog, cc by-nc-nd, creative commons

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144208 - source needed, useless source url, safe, artist:nibroc-rock, shade the echidna (sonic), echidna, mammal, monotreme, anthro, sega, sonic the hedgehog (series), 3d, digital art, female, solo, solo female - Furbooru

205029 - safe, artist:z_t00n_, sonic the hedgehog (sonic), hedgehog, mammal, sega, sonic the hedgehog (series), 2022, abstract background, black shoes, blue body, blue fur, brown cape, brown hood, cape, clothes, fist, fur

Knuckles The Echidna (@SentryOfChaos) / X