2d_animation
4:3
alien
alien_(franchise)
animated
animated_gif
anus
balls
black_body
black_tail
erection
exoskeleton
eyeless
fangs
feet
frame_by_frame
genitals
low-angle_view
male
nude_male
open_mouth
penis
rimlight
short_playtime
solo
spikes
spikes_(anatomy)
tail
teeth
whygena
xenomorph
