Terragnosis now has their Mommet model available for general release over in their webshop.
From the announcement:
He’s big, he’s spiky and he has a very large axe. Yes its Mommet – the latest 54mm fantasy figure from Terragnosis. In fact this big fella towers over the other heroes in our range – so if you really like to smash your opponents – choose Mommet, he is available now at our on-line store.