Published in Joe 90 Top Secret #19, 05/23/1969 - cover and 3 pages.
"Joe Becomes A Spy Catcher" Several W.I.N. agents have been captured recently; one while parachuting into Strovaria, one trying to escape an Iron Curtain nation, and one while in country sending intel via radio. W.I.N. is certain there is a traitor within the organization. Joe 90 absorbs the brain pattern of R-19, its top coordinator, to go searching for the mole.