A shield is a type of personal armor, meant to intercept attacks, either by stopping projectiles such as arrows or redirecting a hit from a sword, mace, battle axe or similar weapon to the side of the shield-bearer.

S.H.I.E.L.D. is a fictional espionage, law-enforcement, and counter-terrorism agency appearing in American comic books published by Marvel Comics. Created by Stan Lee and Jack Kirby in Strange Tales #135 (Aug. 1965), it often deals with paranormal and superhuman threats.