I would want this trio, but not in any particular order:
A Beretta 689 O/U in .405 WCF, with extra set of 20 ga. barrels
A trim H&H SxS sidelock ejector in .500 - 3 1/4" BPE or Light Nitro
A Deluxe Winchester 1886 TD short rifle, full mag, shotgun butt w/ pistol grip stock in .50-110 WCF.