19978 - safe, artist:bongwater777, knuckles the echidna (sonic), shadow the hedgehog (sonic), echidna, hedgehog, mammal, monotreme, anthro, sega, sonic the hedgehog (series), 2020, black fur, black tail, blushing, chaos emerald, cheek fluff

232752 - safe, artist:waterdesukedo, knuckles the echidna (sonic), sonic the hedgehog (sonic), echidna, hedgehog, mammal, monotreme, anthro, sega, sonic the hedgehog (series), blue body, clothes, crossed arms, duo, duo male, gloves, looking

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188898 - safe, artist:kyutsii_, knuckles the echidna (sonic), echidna, mammal, monotreme, anthro, sega, sonic the hedgehog (series), male, solo, solo male - Furbooru

142563 - safe, artist:alhedghog, knuckles the echidna (sonic), sticks the badger (sonic), sega, sonic boom (series), sonic the hedgehog (series), duo, female, line art, male, masochism, speech bubble, talking - Furbooru

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18971 - safe, artist:poroshya, amy rose (sonic), knuckles the echidna (sonic), echidna, hedgehog, mammal, monotreme, anthro, plantigrade anthro, sega, sonic the hedgehog (series), 2018, annoyed, braid, female, hair, lidded eyes, male, quills

#56199 - safe, artist:itshelias94, knuckles the echidna (sonic), echidna, mammal, monotreme, anthro, plantigrade anthro, sega, sonic boom (series), sonic the hedgehog (series), 2020, 5 fingers, clothes, male, quills, red tail, shoes, simple background

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