special infected on technabob...

Let’s be frank here: Left 4 Dead’s zombies are kind of gross. There’s the Smoker, who has a truly gargantuan tongue that shoots out, often from some distance, only to wrap you in deadly zombie saliva, and there’s the Boomer, whose projectile vomit summons a flood of other undead, and of course, creepy Witches, massive Tanks,…