Rule34.GG

Regular !
2015
3boys
alien
ambiguous penetration
autobot
awkward
blue eyes
blush
broken heart
charliedzilla
closed eyes
comic
cybertronian
dialogue
digital media (artwork)
door
drift (transformers)
drooling
duo
english text
flashlight
heart
hi res
humanoid
humor
laugh
living machine
lying
machine
male
male only
missionary position
on back
open mouth
penetration
prowl (transformers)
robot
rodimus
saliva
sex
simple background
smile
speech bubble
spreading
standing
teeth
text
transformers
walk-in
yaoi