an Exotic synth pack that's earned from Banshee--44 from rank 10 perhaps cool down is 4 mins but it can be activated at the same time as another synth however the ammo generated would be entirely random primary, special, or heavy could generate for a weapon the ammo synths should vary depending on the ammo type being generated in PVE Primary 1:25 min Special 2.30 min Heavy 4:00 min this would be very effective this way