How much does a air soft mini gun cost?

depending on quality a cheap one usually $20-60(rifle smg)$

(pistol) 10-35$

But a high quality usually goes for $100-200 (RIFLE smg)$

(machene gun) 300-$400$

(rpg/bazooka ??$

pistol 40-100$

if rich get a ICS CA (clasic army or TM (Tokyo marui

if not check eBay or search up "airsoft"