The strongest one there is in his most savage story ever! After a brutal battle between the Hulk and the Fantastic Four, Earth's greatest heroes decide that for the good of all, they must shoot the Hulk into space! But when he lands on the savage world of Sakaar, an epic for the ages begins. This one has it all: Strange alien planet! Oppressed barbarian tribes! Corrupt emperor! Deadly woman warrior! Gladiators and slaves! Battle-axes and hand blasters! Monsters and champions! And the Incredible Hulk! Let the smashing commence! Plus: an alternate "What If?" take, a guidebook to Sakaar and Amadeus Cho's totally awesome debut! Collecting FANTASTIC FOUR (1998) #533-535, INCREDIBLE HULK (2000) #88-105, GIANT-SIZE HULK (2006) #1, WHAT IF? PLANET HULK, PLANET HULK: GLADIATOR GUIDEBOOK and material from NEW AVENGERS: ILLUMINATI (2006) #1 and AMAZING FANTASY (2004) #15.