The Permanent Booru

Score: 0.008

+ 2d animation	5453
+ abdominal bulge	99825
+ against surface	20912
+ against wall	19521
+ anal	581356
+ anal penetration	454290
+ anal sex	203767
+ anthro on anthro	234444
+ anthro penetrated	196189
+ anthro penetrating	151224
+ anthro penetrating anthro	121504
+ anthropomorphism	4530491
+ anus	756132
+ arm grab	12898
+ ass	1471014
+ backsack	143335
+ balls	1416899
+ boots	104526
+ bouncing butt	17000
+ character:knuckles the echidna	7807
+ character:sonic the hedgehog	30989
+ clothing	2729492
+ creator:krazyelf	1905
+ duo	2036716
+ embrace	25770
+ erection	1143453
+ eyes	1038559
+ face	970131
+ facial expression	888259
+ footwear	371598
+ frame by frame	6656
+ from behind position	197817
+ furry	831261
+ garrison cap	36653
+ gender:male	3524676
+ genitalia	2327573
+ genitals	2706312
+ gloves	298463
+ grabbing	178282
+ green eyes	430865
+ half-closed eyes	255505
+ handwear	253989
+ hat	286495
+ headgear	346838
+ headwear	333654
+ hedgehog	19390
+ kneeling	188397
+ knuckles	318
+ knuxonic	41
+ krazyelf	128
+ looking back	395321
+ male on male	201722
+ male penetrated	236807
+ male penetrating	570425
+ male penetrating male	203821
+ male/male	743086
+ medium:2d	37561
+ medium:2d animation	33143
+ medium:animated	156720
+ medium:animated gif	8294
+ medium:gif	8544
+ medium:high resolution	3019418
+ meta:3:4	95638
+ meta:frame by frame	22801
+ meta:junk tag	332228
+ meta:short playtime	116039
+ meta:tagme	288654
+ monotreme	3398
+ multiple males	57879
+ narrowed eyes	372534
+ page:1	31443
+ penetration	1138297
+ penile	621776
+ penile penetration	254842
+ penis	2159572
+ penis in ass	85023
+ rating:explicit	3750939
+ series:sonic the hedgehog	169067
+ sex	1409266
+ shoes	177414
+ smile	1406951
+ sonic	7260
+ sonuckles	13
+ source:inkbunny.net	23325
+ species:echidna	9907
+ species:eulipotyphlan	63265
+ species:hedgehog	63667
+ species:mammal	4517882
+ species:monotreme	10815
+ studio:sega	78772
+ studio:sonic team	12134
+ tags	18695
+ testicles	443312
+ title:not lettin' you go, blue	3