So Impire is Dungeon Keeper with slightly more strategic combat, right? That'll do. As we know it's coming from Cyanide Studios, they who brought us Chaos League and Game Of Thrones: Genesis, and being published by Paradox. You can read a bunch about it from Nathan, here. There's a new trailer showing a good range of the different styles of play below.
I don't really have any more to say, so instead, here's a picture of a mongoose:
(It's only after writing this that I noticed Paradox did the same dumb Imp... joke for their own headline.)