Collapsible perimeter barricade

A barrier system comprising:

• a first panel at least partially bounding a cavity, the first panel comprising a body having a front face and an opposing back face that extend between an upper end and an opposing lower end, the cavity being formed on the front face of the body;
• a first leg assembly configured to support the first panel in an elevated position, the first leg assembly comprising at least one leg hingedly mounted to the back face of the body;
• a plurality of spikes removably disposed on the first panel;
• and
• a flexible snare at least partially disposed within the cavity of the first panel, the snare being secured to the plurality of spikes so that when the spikes are removed from the first panel, the snare is drawn away from the first panel by the spikes.