The mark consists of a circular design bordered in purple, with a field of purple, and with an outer ring of gold, within which are the words "SECOND BATTALION 4TH MARINES SECOND TO NONE", in red. Within the field of purple is a gold badge or shield-shaped design in gold, within which is the number "2", in purple, and a red torii design (depicting a Japanese gate). Inside the number "2" is a seahorse, in gold with white stripes, and at the base of the "2" are two palm trees, in brown. Beneath the circular design is a banner, in gold and bordered by purple, within which are the words "THE MAGNIFICIENT BASTARDS", in red.
SECOND BATTALION FOURTH MARINES SECOND TO NONE THE MAGNIFICENT BASTARDS TWO
The color(s) red, white, gold, brown and purple is/are claimed as a feature of the mark.