The Permanent Booru

Score: 0.007

+ 5 fingers	334658
+ abs	272123
+ anal	580650
+ anal penetration	453754
+ anal sex	203715
+ anthropomorphism	4523766
+ bent over	94692
+ blush	1362916
+ bodily fluids	1962482
+ character:knuckles the echidna	7799
+ character:sonic the hedgehog	30950
+ chest markings	4113
+ clothing	2725445
+ creator:soina	773
+ cross-eyed	5042
+ doggystyle	80826
+ duo	2033804
+ erection	1142230
+ fingers	618611
+ from behind position	197567
+ gender:male	3519951
+ genital fluids	1394609
+ genitalia	2327566
+ genitals	2702260
+ gloves	298042
+ half-closed eyes	255224
+ handwear	253552
+ hedgehog	19387
+ humanoid penis	541729
+ looking at another	206267
+ looking at partner	36447
+ looking back	394743
+ male/male	742043
+ mammal	1304184
+ markings	416527
+ medium:1:1 aspect ratio	272660
+ medium:high resolution	3019392
+ medium:line art	21979
+ medium:monochrome	374751
+ meta:2022	205414
+ meta:hi res	2889897
+ meta:line art	12079
+ meta:signature	298190
+ monotreme	3397
+ mostly nude	152923
+ muscular	580499
+ muscular male	376417
+ narrowed eyes	371909
+ navel	604933
+ nipples	1634858
+ open mouth	1258348
+ penetration	1136878
+ penis	2156768
+ precum	252033
+ rating:explicit	3745924
+ series:sega	109693
+ series:sonic the hedgehog	168828
+ sex	1407578
+ site:e621	70735
+ species:echidna	9897
+ species:eulipotyphlan	63157
+ species:hedgehog	63573
+ species:mammal	4512144
+ species:monotreme	10804
+ standing	552962
+ standing doggystyle	2684
+ standing position	348044
+ standing sex	36197
+ studio:sega	78772
+ sweat	461072
+ three-quarter view	41913
+ year:2022	205260