CosmicComet
http://images1.wikia.nocookie.net/__cb20101018013639/marveldatabase/images/thumb/9/97/Zeus_%28Earth-4321%29_0001.jpg/234px-Zeus_%28Earth-4321%29_0001.jpg
vs.
http://media.comicvine.com/uploads/0/1867/112552-106940-mephisto_super.jpg
1. Mephisto's realm
2. Neutral ground
vs.
http://media.comicvine.com/uploads/0/1867/112552-106940-mephisto_super.jpg
1. Mephisto's realm
2. Neutral ground