angry
blood
bodily_fluids
digital_media_(artwork)
female
green_flu_mutant_(left_4_dead)
hi_res
human
humanoid
left_4_dead_(series)
loko3d
mammal
monster
monstrous_humanoid
not_furry
portrait
solo
three-quarter_portrait
undead
valve
valve_corporation
witch_(left_4_dead)
zombie
