Ready for some pure, unadulterated nightmare fuel? No? Well, tough -- you have to face your fears someday. Even though we could just post an episode of the Telebtubbies to achieve the same effect, someone has done us a favor and transformed one of television's most disturbing children's shows into a Left 4 Dead mod, complete with bleeding eyes.

Tubby Custard is actually made of brains, and when you are stranded in a zombie wasteland, the Teletubbies come out to play.

The creator gets high marks for the added voices, and if you want to convert your regular infected into bounding creatures of dementia, here's your chance! [via Offworld]: