Choppas should be replaced with Strength Bonus (1). The many greenskin units are listed as having Animosity instead of Hobgoblin Animosity. Since 2+ saves against flaming attacks are now represented by Immunity (Flaming Attacks) you should make Blackshard armor reduce the strength of Flaming Attacks without a physical component by 1. The Blood of Hashut describes wounding someone wearing heavy armor with a shield on a 4+ when it is 3+ now.