From the update:
Another unlock - WOW! Goblins certainly looked with envy at large clanking machines their bigger bros operate and after some tinkering with their tanks they have come with a beastie of their own.
This concept has been made by Kerim and certainly his love for all things green (he hast a vast collection of orcs) shows :) .
That's a pretty fun model to make - and possibilities of arms options are endless. Now we need to shorten a list of ideas to the best ones ;) .