He’s the youngest & last brother of the tin cans bros.

A Killa Kan has a simple, crude design which consists of a large metal can mounted on two piston powered legs, although as with anything Orkish there is a large degree of variation. There weapons are welded onto one shoulder and a heavy saw or pincer close combat weapon on the other Kans are piloted by a hardwired Gretchin, not an Ork.

The process of interning a Grot into a Killa Kan

but the process is far messier and more primitive.