You didn't think we were going to stop with Vol. 4, did you? Marvel presents a fifth oversized Omnibus of the series that started it all! Roy Thomas, Gerry Conway, John Buscema and Rich Buckler continue the FF's adventures as the Frightful Four launch a surprise attack with their newest member - Thundra - that pushes Reed and Sue to the breaking point! And when Sue leaves the team, an Inhuman joins the FF. Who will it be? Also featuring Agatha Harkness, world's creepiest babysitter; Annihilus' plan to harness the enormous powers of Franklin Richards; the return of the Silver Surfer; Namor's invasion of New York; a royal wedding; and, of course, Doctor Doom! Plus: All four of the FF's Giant-Size adventures, letters pages and more! Collecting FANTASTIC FOUR (1961) #126-163, GIANT-SIZE SUPER-STARS #1, GIANT-SIZE FANTASTIC FOUR (1974) #2-4 and AVENGERS (1963) #127.