Rhodes is battling Norman, but doesn't kill him when he has the chance.
Ultimo is trying to kill humanity because it saw in Rhodes's mind all the horrible things that humanity did. Later, Rhodes tries bonding with Ultimo's neural net to show him his positive memories and the people he cares about.
So Rhodes decides to use Norman to convince Ultimo.
The last page shows Norman telling the Ultimo ball to "come to papa."
char: green goblin/norman osborn, char: iron man/war machine/jim rhodes, creator: greg pak, publisher: marvel comics, title: war machine, creator: alan jefferson, char: morgan stark