X, also known as Mega Man X, is the main protagonist of the Mega Man X series. Created by Dr. Thomas Light, X is an advanced robot with the ability to think and make decisions like a human. He was sealed in a capsule for 30 years to ensure his systems were safe. In the series, X is a Maverick Hunter tasked with protecting humanity from rogue Reploids known as Mavericks. His journey revolves around fighting for justice and understanding his own identity.