A2 Badger is a small, compact automatic knife that takes up little space. Packs a punch in its small form factor. Mini knife is a tank that will deploy the blade extremely fast while being reliable and firing every time. The A2 Badger is a small, compact automatic knife that takes up little space, but packs a punch in its small form factor. This mini knife is a tank that will deploy the blade extremely fast while being reliable and firing every time.