Seth also made an appearance in Divinity 2. The DD map implies the game world includes areas that were also in that part of Rivellon, though (in Divinity 2 there was pretty much just Aleroth in common).
so, you are talking about a remake of div2?
hm, to be honest, that would be rather disappointing. i like (rather: love) div1 WAY more! it has such a "classical" feeling; maybe b/c there are so many good nostalgic feelings bound to div1 in my case.
if they really remake div1, 2015 is pretty much over for me game-wise, b/c i will play it up and down and up and down and up and ...