EV – additional content for Heroes V 3.1.

Yes, we wanted to do that, but there isn't much point.

Added after 21 hours and 58 minutes

I had an idea about Gronulf. What if, instead of wolves, we gave him yetis? I think these creatures could fit well into the Fortress army.

We can change it later if we want. In any case, the creatures need to be balanced.