Quick guide to 40K factions;
* humans; graft an arc welder to someone’s head because manpower is cheap and we need it portable.
* orks; graft an arc welder to someone’s head because it’s right ‘ard.
* eldar; we carry this on our hats to channel the aspect of Arkh-Weldar, outworlder!
* dark eldar; an arc welder head graft grants me intense sexual pleasure.
* tyrannids; terrifying hum, jaws open impossibly wide to reveal organic arc welder equivalent.