there were subs in ww2 and in japs and d day craft to ehh i dont know what there r called but the r cool and they were uses in dday on omah beach and the subs were used in 1941dec7 in perlharbor
learn to spell, but subs would be horible, and all the mods that HTC would have to put into the game before work on the subs would be astronomical.