The answer is simple.
The same place Reaper gets his Shotguns
http://i.imgur.com/nl8rQGF.jpg
Everywhere, or their pockets, quivers and pouches are magic satchels.
Katarina clearly gets all her knives from the endless void in her cleavage.
I still want to know where 
keeps all his barrels. O-o
people ask me from where Amy gets her hammer
And where are all these floating chimes coming from? 
http://www.d20pfsrd.com/magic-items/magic-weapons/magic-weapon-special-abilities/endless-ammunition and for gunners http://www.d20pfsrd.com/magic/all-spells/a/abundant-ammunition D&D is just a better version of league*[slayer-pantheon-popcorn]*
Where are the spiderlings coming from
Logic? THIS IS VIDEO GAMES
