Avengers #140

« A Journey to the Center of the Ant »: Yellowjacket collapses unconscious in the street, and his body begins to grow to fantastic size. Seeking a remedy, the Beast invades his former employer, the Brand Corporation, and takes an anti-mutation serum he once created. Joined by Thor and by the Vision and the Scarlet Witch, newly returned from their honeymoon, the Beast works for hours to create a cure, while Yellowjacket reaches a height of 150 feet. The Vision becomes intangible and enters Yellowjacket’s body to introduce the serum into his bloodstream, and he shrinks back to normal. Racing to the hospital, the Avengers find that the Wasp has awakened from her coma.