#4 The Atom (Ray Palmer): Dr. Raymond Palmer is a physicist and professor specializing in matter compression as a means to fight overpopulation, famine and other world problems. Using white dwarf star matter he finds after it lands on Earth, Palmer fashions a lens that enables him to shrink any object to any degree he wishes.
#3 Wasp (Janet van Dyne): She is usually depicted as having the ability to shrink to a height of several centimeters, fly by means of insectoid wings, and fire bioelectric energy blasts.
#2 Doll Man (Darrel Dane): Doll Man is the first comic book superhero with a shrinking power. “The World’s Mightiest Mite,” is research chemist Darrel Dane, who invents a formula that enables him to shrink to the height of six inches while retaining the full strength of his normal size.
#1 Ant-Man (Hank Pym): Dr. Henry Pym is the original iteration of Ant-Man and married to the afore mentioned Janet van Dyne. Biochemist Dr. Henry “Hank” Pym discovers an unusual set of subatomic particles he labels “Pym particles“. Entrapping these within two separate serums, he creates a size-altering formula and a reversal formula, testing them on himself.