Tags:
2boys
3d
3d (artwork)
alien
anal sex
animated
ass
balls
butt
creature
dahsharky
dahsharky (character)
dick
erection
gay
gay sex
half-life
half-life 2
hi res
humanoid
humanoid genitalia
imageboard
long playtime
looking at another
looking back
male
male only
male penetrated
male penetrating
male penetrating male
male/male
non human face
nude
outside
penetration
red eyes
Rule34
sex
sound
source filmmaker
submissive male
tagme
valve
video
vortigaunt