User blog comment:PerhapsTheOtherOne/Our Enemies: What We Know So Far/@comment-4303374-20140923232221

Cool. However, all Walkers are not necessarily Devil Walkers, as "Devil" is just the name of the Fallen House it hails from. For example, the House of Winter's Walker (named "Winter Walker" in-game) appears on Venus, along with the rest of the Fallen House of Winter.

Strange, since there's no snow to be seen on that planet...