Fantastic Four #337 (Marvel, 1990 — Cover A)Marvel Comics · Fantastic Four (1961-1996) · 21 pages · Published 1990-02-01Walter Simonson — WriterWalter Simonson — ArtistWalt Simonson — Cover ArtistWhen Reed discovers that the timestream is in danger because of a mysterious Time Bubble, the Fantastic Four suit up and travel forward in time to destoy it! But they won't have to do it alone, as Iron Man and Thor join them to lend a hand!Buy or read this issue on NeonIchiban