how`s this for news( news to me) with Holland and Holland releasing a .400 magnum they have just developed also they are working on the development of their new .465 magnum as well.Bet you boys would like to give em a tryout eh.400 has similar velocity to their 375 but with a 400gr pill it will have a muzzle energy increase of 25%,the 465 using a 480 gr pill has an increase of 50% over the 375 h+h-----yes. Actually the 465 has the muzzle energy of the 375 at 200 bloody yards yes alright.