Rule34.GG

Regular 2boys
anthro
beast mode
blood
bodily fluids
canid
canine
canis
cave
claw marks
death
decapitation
defeated
duo
facial piercing
felid
feral
forced
gore
hasbro
hi res
jaguar
kakithefox
male
male death
mammal
maximal
nose piercing
nose ring
pantherine
piercing
pinned to ground
predacon
questionable consent
rape
ravage
razorbeast (transformers)
ring piercing
robot/alternate modes
severed head
suid
suina
sus (pig)
tail
tail pull
takara tomy
tears
transformers
transformers: beast wars
wild boar
wolf
wolfang (transformers)
yaoi