The Ox is convinced by his cellmate, Dr. Karl Stragg, that if the two can escape, the good doctor will make Ox smarter. Stragg double-crosses the Ox and switches bodies with the brute. DD tracks down the new and improved Ox only to defeat him permanently.; While Iron Man fights the Mandarin and his Ultimo robot, senator Byrd closes down Stark Industries.; Iron Man defeats Ultimo by tricking the monstrous android into setting off a long-dormant volcano! The Mandarin believes Tony Stark is dead, and vows Ultimo will live again. Shellhead steals a Commie jet and narrowly avoids getting shot down by US fighters. But on returning home, he discovers to his horror that Senator Byrd has not taken his failure to show at the sub-committee investigation lightly...; An old hermit becomes enraged that the nearby redwood tree will outlive him, but when he dies the tree transforms its friend into an immortal redwood too.; A knight of King Arthur's court resents the favor shown Merlin and so challenges him to a battle. Merlin's champion, a black knight, wins the competition. The envious knight still sneers at Merlin and claims he has no true magic powers, but Merlin makes a mystic pass and the empty suit of armor falls in pieces upon the ground.