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

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

15885 - safe, artist:fire-for-battle, knuckles the echidna, shadow the hedgehog, 2020, blushing, duo, eyes closed, gay, holding each other, kiss, knuxadow, shipping, simple background, sitting, white background - art .mobius.social

263154 - safe, artist:toonidae, knuckles the echidna (sonic), echidna, mammal, monotreme, anthro, sega, sonic the hedgehog (series), 2023, 2d, frowning, looking at you, male, simple background, solo, solo male, unamused, white background - Furbooru

19989 - Related Images - Furbooru

100227 - Related Images - Furbooru

Sonic Classic Heroes, Page 98

Sonic Classic Heroes, Page 98

188354 - Related Images - Furbooru

KaiArtz🔞 (Audio Comms OPEN) on X: THE ENTICING ECHIDNA As usual, I suck at shading art. Lmao. Also, included a version with a blank speech bubble so you can have our alluring

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

180564 - safe, artist:nextgrandcross, knuckles the echidna (sonic), echidna, mammal, monotreme, anthro, sega, sonic the hedgehog (series), 2012, angry, clothes, fist, fur, gloves, gritted teeth, looking at you, male, purple eyes, red

60368 - safe, artist:yoshiyoshi700, knuckles the echidna (sonic), rouge the bat (sonic), anthro, plantigrade anthro, sega, sonic the hedgehog (series), 2021, duo, female, high res, male, male/female, master emerald, quills, red tail

176158 - safe, artist:tighesammy, knuckles the echidna (sonic), sonic the hedgehog (sonic), anthro, sega, sonic the hedgehog (series), duo, duo male, male, males only, sonic the hedgehog 3, super sonic - Furbooru