Fantastic Four #151 (1974)

"Thundra and Lightning!"  Script by Gerry Conway. Art by Rich Buckler (layouts, cover) and Joe Sinnott (finishes).  Mahkizmo has come to Earth! And the man-monster's first battle is against the Thing and the Human Torch inside the Baxter Building! What does Mahkizmo want? Thundra may know!

Key book; origin of Thundra and her home world, first appearance of Mahkizmo. The Marvel Value Stamp series A #21 Kull by Michael Ploog was removed. Fair condition.