You can have just so much; they have to be fed you know. We have pretty much what we need from a .177 air rifle up to a .300 win mag. and pistols from .22 to .45
Guns
Magazines
Ammo
Accessories (holsters etc)
Reloading equipment
Reloading supplies
Repeat at the top
This list is in constant flux, but one can never say that they truly have enough of any one category. I heard of a WW2 vet in central PA who died with 900+ guns scattered throughout his house. I would venture a bet that even he thought ne needed more.
If you think you have enough of any of the above categories, see a doctor. Immediately.
ISIS is coming. Some day a bolt action rifle may be worth its weight in gold. No exaggeration.