Hulk shrinks until he reaches the subatomic world of Terragonia. People think that Hulk was sent by the Gods to save them from Kronak, the usurper. The Terragonians convince the green giant to confront the oppressor. The Hulk reaches the castle and is received by Warlock Dragonus. The villain wizard buries the Hulk under an avalanche of stones. Oddly, Hulk is knocked out and turns into Banner. Presented before Kronak, the tyrant decides to confront Bruce in a sword fight in his coliseum. During the battle, Bruce turns into the Hulk and Kronak is forced to call the Guardian of the Ruby using the Ruby of Shadows. The monster is extremely strong. But the Hulk's strength increases and he is able to defeat the formidable menace. Finally, Hulk throws Kronak to the crowd who kill the tyrant. And Hulk starts shrinking again until he vanishes out from sight.

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