Humans fear what they don't understand. Especially, when it comes to the infinite potential of an artificial intelligence. Like Ultron, the Marvel's mechanical mass murderer and Sigma, the general of genocide from Megaman X. This battle is to analyze their weapons, armor, and skill to see who'll triumph over this Death-Battle. This Artwork of Part 1 shows of Ultron attempt to invade and conquer Abel City, but before he can do that, Sigma interfered his plans with his Maverick's army to stop him in his track. Although, Ultron is always one-step ahead with his own army at his disposal against Sigma. Thus, began their all-out brawl between two superior malicious AI androids to see who'll be the dominant ruler over all of robot-kind alike.

YouTube's References: Wiz & Boomstick's Death-Battle videos