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infernal-buck
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absurd res
hi res
Tags
animal genitalia
animal penis
anthro
arthropod
ball bulge
ballbusting
balls
big balls
big penis
bodily fluids
bruised
bruised balls
castration
castration threat
cock and ball torture
english text
epididymis
equid
equine
equine genitalia
equine penis
erection
forced
genital fluids
genital mutilation
genital torture
genitals
halter
hooves
hybrid
implied castration
infestation
infesticles
insect
laboratory
laboratory equipment
larva
leaking
leaking precum
living insertion
male
mammal
mask
medical
medical fetish
medical instrument
mule
musk
musk mask
musk sniffing
mutilation
nude
oxygen mask
parasite
parasite in urethra
penetration
penis
precum
restrained
restrained arms
saggy balls
scared
science
scientific experiment
scientific instrument
solo
spermatic cords
struggling
tack
text
unwanted erection
urethral
urethral penetration