I noticed that when talking about weapons options, people seem to only combine melee weapons with a pistol, rather than with a standard ranged weapon. If I for some reason don't care about the extra attack gained from having both a pistol and my melee weapon, are there any rules which would...

Heya fellow librariums and other dudes ;) It has crossed my mind to try to make a heavy-on-range-dependant DE army, and this came out of it: Master, hydra blade (+D3 attacks), blood armor (6+, then 5+ save etc),dark steed (142) 49 RxC 490 21 dew + standerd + musician 135 Hydra 175 5 Harpie...