Guns are the gangsters favorite tool. Most gang members have access to firearms and in some cases carry guns as a matter of course. The picture on left is just a small portion of guns seized during raids in America.
Knives
Knives are the traditional weapon for most gangs and can do some of the most horrific damage to its victims. Easier than firearms to get hold of, knives are where most gangsters start their weapons arsenal. Knives can be created from every day items such as pens and tin cans. This is a common occurence, particularly in prisons.
Adapted
Some more unusal weapons can include knuckle dusters with built-in firearms like the one on the left. Others can be adapted walking sticks for firing one round or injecting lethal substances.