At first, Peter thought he would have time to rest for a while, but the facts proved that superheroes had no time to rest. Tony Stark summoned him with a single phone call, and there was no overtime pay.
As for Harry, he was still mourning the loss of his game. It did not seem like a big deal.
Peter quickly returned to Avengers Base and found the science team busy in the lab, so he hurried over. "Uh, I just..."
"You just took out an Ultron. We heard it from Ultron, including how you took him out."
Peter stared at everyone in bewilderment. "Wait, how do you even know the details?"
The group exchanged glances before Hank explained, "Different Ultrons used to share a line of code. As long as one of them ceased operating, it would transmit all its data to another Ultron and delete itself, allowing the Ultrons to iterate."
Peter somewhat dazedly understood everything. He had indeed dealt with one Ultron, but the consequence was that the other four Ultrons had completed an iterative upgrade, inheriting all of that Ultron's knowledge and improving their performance once again.
Were they raising poisonous insects in a jar or something? And why did this setup sound so familiar to Peter? Oh, wasn't this the Phoenix Five from the comic Avengers vs. X-Men?!
Peter felt like Ultron was about to make him laugh in anger.
"All right, then we now have to deal with four—at the very least, three Ultrons that have upgraded once. We still do not know where one of them is."
Peter looked at everyone and asked, "Have you come up with anything?"
"Actually, that is the problem. One is too many, and one is too few."
As Banner spoke, he gestured toward the blackboard. One side