a command that allows you to have a sentry/dispenser worth 500 credits and you can have up to three per person it's mixed so for example S for sentry and D for dispenser
SSS
DDD
SDS
DSD
SSD
DDS
they can be only upgraded as engie and the engie can have his primary sentry/dispenser along with these, apon their disposal you can have another building or possibly make it where you right click it changes the building...IDK just seems like something i always wanted in the shop.....if you can do it i'd probs worship you ;P