Superman #40 (1946)

In Superman #40 (1946), Superman faces off against two clever adversaries, Mr. Mxyzptlk and Susie Tompkins, in "The Mxyztplk-Susie Alliance!" This classic comic is a must-have for any collector and is also reprinted in Limited Collectors' Edition #38 and Superman in the Forties. In addition to this epic battle, the issue includes "There is No Superman," in which Prof. Whiffensniff insists that Superman is a hoax, leading Lois and Perry White to investigate. This story is reprinted in Superman #246. The issue also features a humorous "Jasper" gag strip by Lit. Win and a full text story called "One in a Million" by Ed Blaney. There's also a thrilling mystery story starring Lois and Clark called "The Silken Mystery," as well as "A Modern Marco Polo" in which Superman and his colleagues travel back in time to meet Kublai Khan. So don't miss out on this action-packed issue, where Superman faces one of his greatest challenges yet.