Well there is one problem to adding more guns... running out of information cards to put their stats on... But if that not being a problem... I'd suggest stuff along the lines of... Chain guns... actual bullet kind of concept... very fast refire rate... dmg depends on what OP would accept for such a fast refire rate... Energy cost couldn't be too high cause of the refire rate... Shot guns... a spread shot kind of thing... low refire... high dmg... bad long range, good close range... Grenade lau…