Bull charge is going to be difficult. I suppose they should have a one use only aoe 1 charge bonus for first strke, but that AFAIK will not be possible with currrent modding commands.
The ogre missile troops are called leadbelchers in warhammer, I think.
Similarily, the maneaters traditonally wield Cthayan Longswords (which are ap...)
I think to represent faithfully the gut magic system, it might be necessary to add some blood combat spells with no slave requirements- unheard of! <actually, not quite... blood boil, leaching touch> (Ideally, these would hurt the butcher), but if we think of slaves as eg. trollguts this little quibble is avoidable.
Ironfists aren't, to my knowledge, used in pairs. They work as either a hand weapon or a shield, and are usually combined with an ordinary hand weapon, given that two shields is illegal.
Ogre bulls maybe shouldn't wear plate armor, given that they're 'lightly armored' and, well, half naked.
Yhetees are obscenely deadly in the newest addition, where they charge though terrain absurdly fast, hit the flank of an engaged, doomed, unit, and overrun into a new combat on the same turn. I therefore suggest mapmove 3, survivals, and big icy clubs.