My favorite all-around drilling would be SxS 12 bore with a 9.3.62 or 7x65R below the shotgun barrels. My dream would be two 12 bore barrel, with either a 9.3x62 or a 7x76R and a .22 Magnum right down the center (a Vierling!!) I can dream, until then I will stay with my CZ Combination.