The Permanent Booru

Score: 0.002

+ anthropomorphism	4525781
+ balls	1415509
+ big balls	209954
+ big penis	341160
+ blue eyes	680686
+ blush	1363501
+ bodily fluids	1963325
+ character:knuckles the echidna	7799
+ creator:iamnotmetal	39
+ duo	2034678
+ feet	680457
+ fluffy	207808
+ fluffy tail	142270
+ from behind position	197635
+ gender:male	3521369
+ genital fluids	1395171
+ genitals	2703465
+ grey body	390185
+ huge balls	135820
+ huge penis	225905
+ leaking precum	24888
+ male/male	742343
+ meta:absurd res	1078510
+ meta:hi res	2891996
+ nipple fetish	32157
+ nipple pinch	9814
+ nipple play	32129
+ penis	2157616
+ penis size difference	26080
+ pinch	9975
+ precum	252168
+ purple eyes	199444
+ rating:explicit	3747422
+ red body	197785
+ series:sega	109769
+ series:sonic the hedgehog	168899
+ sex	1408119
+ smile	1405534
+ species:canid	1676585
+ species:canine	1729464
+ species:canis	932313
+ species:echidna	9898
+ species:mammal	4513831
+ species:monotreme	10806
+ species:wolf	449376
+ sweat	461329
+ tail	1416826
+ toes	483630
+ tongue	1150584
+ tongue out	729296