"I know you've only been human a little while, but there's a basic human concept you need to learn. It's called teamwork" -Phil Coulson
In the Marvel universe, S.H.I.E.L.D. or Strategic Homeland Invention, Enforcement, and Logistics Division, is an extra-governmental military counter-terrorism and intelligence agency, responsible for maintaining national and global security. S.H.I.E.L.D. was founded by Howard Stark, Chester Philips, and Peggy Carter. One well known director of SHIELD is of course Nick Fury! He was the founder of the Avengers!
This Marvel SHIELD Avengers Logo Stainless Steel Unisex Pendant has a powerful message for those who would seek to harm Earth.