Duel at Tony Stark's Mansion

The Duel at Tony Stark's Mansion was the confrontation between a drunk Tony Stark and Colonel James Rhodes, armed with the Mark II suit, to prevent Stark from destroying the mansion and killing the civilians who were in the mansion.

Background
Tony Stark, dying from palladium poisoning caused by his ARC reactor, asked his new secretary Natalie Rushman what she would do if it was her last birthday party. Rushman answered that she would do whatever she wanted with whomever she wanted. Stark decided to throw a party in his Iron Man Mark IV suit and became drunk. James Rhodes decided to use the Mark II suit to stop him.

Duel
Rhodes asked Stark to stop and remove the armor but refuses and face up to the training room where personal combat Stark Rhodes throws pezas portions of Stark and Rhodes then faces a bar Stark but metal to lose and face the two beating to face each other but then released back to the party where Stark leaves unconscious Rhodes and then frightened civilians but Rhodes is recovered and raises the repulsor hand and Stark He does the same and the repulsor rays are fired and when hitting each other, an explosion is generated.

Aftermath
"I not only saved Tony Stark's life, but I also provided the guidance he needed to finish his father's work."

- Nick Fury to the World Security Council

Stark was found by Nick Fury at Randy's Donuts where he and Black Widow, dropping her disguise as "Natalie Rushman" gave Stark a temporary cure to his Palladium poisoning.

Rhodes then took the Mark II and presented it to the government, which in turn presented it to Justin Hammer to arm it and make it the War Machine suit. However, Ivan Vanko tried to use the suit, along with several other robots, to destroy Stark in the Battle at Stark Expo.