X-Men #221 CGC 9.8
1st appearance of Mr. Sinister, Havok vs. Wolverine cover, X-Men vs Marauders story
Avengers #85 VF (8.0)
1st appearance of the Squadron Supreme! Avengers vs. Squadron Supreme cover and story
Avengers #83 F+ (6.5)
Valkyrie, Black Widow, Medusa, and the Wasp against the Avengers, Enchantress appears
Avengers #72 VF- (7.5)
Avengers vs. Scorpio cover and story, 1st appearance of Zodiac
Avengers #64 VF (8.0)
1st appearance of Clint Barton's brother who later becomes the villain Trick Shot, Avengers cover and story
Avengers #58 F- (5.5)
1st origin of the Vision! Avengers and the Vision cover and story
Avengers #55 VF- (7.5)
1st appearance of Ultron! Avengers vs Ultron and the Masters of Evil story
Avengers #54 VF (8.0)
1st appearance of Ultron as the Crimson Cowl, Avengers and the Black Knight vs. the Masters of Evil
Avengers #34 VF (8.0)
1st appearance of the Living Laser, Avengers cover and story
Avengers #13 F- (5.5)
1st appearance of Count Nefaria, Avengers cover and story, tiny piece of tape inside front cover
Amazing Spider-Man #30 VF (8.0)
1st appearance of the Cat, Spider-man cover and story by Stan Lee and Steve Ditko, looks better, but has interior cover tanning
Amazing Spider-Man #61 VF- (7.5)
Spider-man vs the Kingpin! 1st Gwen Stacy cover appearance!
Amazing Spider-Man #172 F/VF (7.0)
1st Rocket Racer! Spider-man cover and story
Moon Knight #3 VF+ (8.5)
1st appearance of Midnight Man, Moon Knight cover and story, Bill Sienkiewicz art
Werewolf by Night #9 F/VF (7.0)
1st appearance of Tatterdamallion, Werewolf by night cover and story
Werewolf by Night #3 F/VF (7.0)
1st appearance of Dragonus, a demon summoned by a Darkhold spell, Werewolf by Night cover and story, Mike Ploog cover and art
Mister Miracle #2 VF+ (8.5)
1st appearance of Granny Goodness, Mister Miracle cover and story, Jack Kirby art
Incredible Hulk #131 VF/NM (9.0)
1st appearance of Jim Wilson, The Incredible Hulk vs. the Invincible Iron Man cover and story
Captain America #107 VF/NM (9.0)
1st appearance of Dr. Faustus, Classic Captain America cover and story by Stan Lee and Jack Kirby, Red Skull, Hitler, and Bucky appear
Avengers #83 CGC 7.0
Valkyrie, Black Widow, Medusa, and the Wasp against the Avengers, Enchantress appears, very likely upgrade candidate, maybe 8.0/8.5
Thor #134 CGC 6.5
1st appearance of the High Evolutionary! 1st appearance of the Man-Beast, Galactus cameo appearance, Quicksilver and Scarlet Witch cameo. Thor cover and story by Stan Lee and Jack Kirby
World's Finest #173 VF- (7.5)
Batman becomes Two-Face! 1st Two Face since the Golden Age
Amazing Spider-Man #149 F (6.0)
1st appearance of the Spider-man clone, Ben Reilly! Spidey vs. Spidey and the Jackal in the middle! has a gouge at the top of front cover and an associated tear
Captain Marvel #27 VF (8.0)
1st full appearance of Starfox, 2nd full Thanos appearance! Drax, Mentor (Thanos' father), Death, and the Avengers appear. Captain Marvel vs the Super Skrull with Jim Starlin art