FANTASTIC FOUR (1961) #51

Ben Grimm, transformed back to a human! There’s an imposter Thing amidst the Fantastic Four, and Grimm is struggling to alert his teammates! What has caused the Thing to lose his rock-like form? And what does this mean for his future with Alicia Masters? Plus, Reed Richards enters the Negative Zone! The story begins with The Thing wandering around town in the rain.…