Some pretty cool WH40K Orc models by "stuger" from scalemodels.ru:
Armoured train locomotive - More pics here:
LINK"I'm sorry, I can't hear you over the sound of how awesome I am!"
Armoured train artillery car - More pics here:
LINKOrk tank - More pics here:
LINKHowitzer + tractor - More pics here:
LINKI reckon the Orcs must be the Whiffers of the Warhammer 40k universe. They stick more guns on things and paint them in bright colours!