Rule34.GG

Regular 1boy
1cuntboy
alien
autobot
biorobo
blue eyes
bondage
bound
cuntboy
cuntboy penetrated
cybertronian
desk
digital media (artwork)
duo
erection
handcuffs
hi res
humanoid
intersex
living machine
looking at viewer
lying
machine
male
male on cuntboy
male penetrating
nude
on back
on table
open mouth
penetration
prowl (transformers)
pussy
robot
sex
shackles
simple background
size difference
spread legs
spreading
standing
table
teeth
text
transformers
ultra magnus
vaginal penetration