1964 TALES OF SUSPENSE #56 CGC 5.5 1ST APPEARANCE OF UNICORN.  A Soviet agent with high-tech armor comes to the US to capture Iron Man; He kidnaps Pepper and injures Happy to draw Iron Man out, and then threatens to blow up Stark's factory unless Iron Man comes with him; Iron Man boards Unicorn's plane, but then destroys it, though the Unicorn escapes; Thor, Wasp, and Giant-Man cameos;
Any CGC case may have minor imperfections including Newton rings, scuffs, standard surface wear, or minor cracks. CGC considers these defects acceptable, as do I. If there is any significant damage to the slab it will be noted in My description, and I will not list any slabbed comics with a damaged case that compromises the integrity of the grade.
Unicorn - Marvel Comics - Iron Man enemy - Czechoslovak - Profile #1 -  Writeups.org