Avengers #123 VF- (7.5)
1st Origin of Mantis! Structurally nicer, but light foxing along the spine on bc.
Avengers #123 CGC 9.4
1st cameo appearance of Star Stalker, Mantis and the Avengers cover and story
Avengers #125 VF- (7.5)
Avengers vs Thanos cover and story! Story continues in Captain Marvel #33.
Avengers #126 NM- (9.2)
Avengers vs Klaw cover and story, very nice book, might make 9.4
Avengers #127 VF+ (8.5)
Avengers & Fantastic Four & Inhumans vs Ultron 7 (ties into FF #150)
Avengers #129 F/VF (7.0)
Avengers vs. Kang the Conqueror cover and story!
Avengers #130 VF (8.0)
Avengers vs Crimson Dynamo, Titanium Man, Radioactive man and more cover and story
Avengers #132 VF (8.0)
Avengers vs the Legion of the Unliving! Zemo, Frankenstein, Wonder Man, and Death Stalker appear.
Avengers #133 VF/NM (9.0)
Mantis cover and appearance, Avengers cover and story
Avengers #134 VF (8.0)
New origin of the Vision! Avengers vs. the Mad Thinker and the Original Human Torch cover and story
Avengers #135 VF+ (8.5)
Ultron vs the Vision, origin of the Vision, Avengers vs. Ultron cover and story
Avengers #137 CGC 9.6
Avengers cover and story, Moondragon, Beast, and Yellow Jacket appear, John Romita cover,
Avengers #137 NM+ (9.6)
Avengers cover and story, Moondragon, Beast, and Yellow Jacket appear, John Romita cover