Kaodi
Legend
If you go to 3:50 in the trailer, you can see a clip of them using the map editor. Seems like this might be a better game for building adventures than any D&D game we are likely to see for a while yet. If you watch the whole thing, you can see that you can interact with a lot of objects, and that different elemental magics interact with each other to produce effects, such as shooting fire at ice, and then shooting lightning at the resulting puddle.
[ame=http://www.youtube.com/watch?v=CKyhZD2dCbo]Divinity: Original Sin Official Trailer - YouTube[/ame]
[ame=http://www.youtube.com/watch?v=CKyhZD2dCbo]Divinity: Original Sin Official Trailer - YouTube[/ame]