Mudrac
Orc Warchief
I am not sure if this bug existed pre-patch, since I saw it now. When you attack cities with Hand-Axe they get stuck in throwing animation and there are even no axes flying to the city. To make them stop you just have to enter strategic mod. Here is a pick:
Spoiler :

.
). This is auto earliest I could get. I think I was still at war at that time.