for giving us a hand with the cart 
See? Let us not point fingers, because at least some rats have manners.
He saw that the group was struggling so he grasped the opportunity and offered a helping hand.
I think he handled that nicely.
Pretty handy! Though there seems to be something of-hand about a clan rat helping the ubersrike five (or four, doesn’t matter) pushing the cart, but I can’t put my finger on it.
Such a pity you have to face an entire skaven army after one of them was so kind to you . at least you guys also had some extra nails to bite when navigating the nerve wrecking dark 
was this perhaps a farming run ? xD
Anyone ever thought about who the real enemy is? The 5 heroes who murdred a load of innocent rats. I guess he was just showing that he forgives them.