P.R. Ankster
From superman.nu: Supermanica
P.R. Ankster
An alias employed by the Prankster when he poses as a so-called "professor of practical jokes" as part of his scheme to rob the guests at a lavish dinner party being given by prominent Metropolis practical joker A. Alvin Arnold (S No. 37/2, Nov/Dec 1945: "Pranks for Profit!"). (TGSB)