Although Tony wore his powerful Iron Man Armor, he fought with his hands tied. It wasn't that he failed to recognize the danger. After scanning them, JARVIS had told him that Steve and Natasha still had vital signs.
In other words, this foreign virus hadn't turned them into zombies. It had simply invaded their brains. If Tony used lethal force now, it would be no different from killing teammates who weren't in their right minds.
What frustrated and surprised Tony even more was that Captain America and Black Widow hadn't lost any of their fighting skills after the virus invaded their brains. In fact, the vicious disposition the virus gave them made them several times more aggressive than before.
Watching Captain America wield his shield with dazzling skill, Tony Stark briefly felt as though he were having an ordinary training session with Steve.
Then Black Widow, Natasha, tripped the bulky Iron Man Armor with a metal cord. Steve immediately pounced, raised his shield high, and brought its edge down toward Tony's neck.
Tony instantly broke into a cold sweat. Flames blasted from the thrusters beneath his feet, throwing off Black Widow, who was straddling his knees, and Captain America, who was pinning his waist. Then he smashed through the wall into the corridor.
As his former comrades lunged at him again with blood-red eyes, Tony knew that continuing to hold back might lead to something even worse. After all, he hadn't completely purged the virus from his own body yet.
Two blasts from his Repulsor Cannons struck Black Widow in the abdomen and sent her flying, badly injured. Captain America, however, blocked the attack with his shield just in time.
Tony raised his arm. A metal disc half the size of his palm popped out of his arm plating, and