Up for sale is a beautiful CGC 5.5 of Journey Into Mystery #90 (Marvel Silver Age, 1963) featuring work by Stan Lee and Jack Kirby and the first appearance of the Xartans. There are only 2 other blue label CGC copies in nearby grades (a 5.5, like this one, and a 7.0). Those are your only other options to add this hard to find issue to your collection. Please note that as of the time of this posting, I also have listed the huge key first Thor (#83) as well as #86, #87, #88, and #89. The item "Journey Into Mystery #90 CGC 5.5 1st Appearance Xartans (1963 Silver Age)" is in sale since Wednesday, February 26, 2020.This item is in the category "Collectibles\Comics\Silver Age (1956-69)\Superhero\Thor". The seller is "mattnathan69" and is located in Littleton, Colorado. This item can be shipped to United States.