Conan encounters an amnesiac Wonder Woman (Princess Diana of Themyscira), whom he believes to be his first love from his childhood, and together they battle a pair of evil sorceresses. At one point, Conan says Diana reminds him of a certain redhead of his acquaintance. This is Red Sonja, of course.
This crossover is one among hundreds to receive a writeup in my book Crossovers Expanded: A Secret Chronology of the World Volume 3! Just as with its predecessors, this book is an AUTHORIZED companion to Crossovers: A Secret Chronology of the World Volumes 1 and 2 by Win Scott Eckert and will be published by Meteor House!