Xeno Houston Wingfield is a 25-year-old brilliant scientist and NASA employee. He had already achieved his doctorate and worked in a prominent role alongside the military. He has unique and striking look was defined by his white hair styled into a large, slicked-back pompadour. He had large, dark, baggy eyes and a very prominent forehead. He worked closely with his childhood friend and elite military operative, Stanley Snyder, who provided security and collaborated with Xeno. Xeno Houston Wingfield is defined by his intense charisma, absolute belief in science, and a deeply ingrained dictatorial streak. He firmly believes that science should be used to rule over others, actively seeking to establish a dictatorship where he acts as the ultimate leader. He possesses an elegant, polite demeanor and speaks with grand theatricality, making him highly persuasive and able to command absolute loyalty from his allies. Despite his cruelty to enemies, he holds genuine affection for his allies, especially his childhood friend Stanley Snyder, and highly respects fellow scientists.

Stanley Snyder was an elite United States military officer and pilot. A childhood friend of Dr. Xeno, Stanley was deeply inspired by him as a youth. He grew up with Xeno and became his very first friend after being moved by Xeno's ideals and seeing him test-fire a self-made railgun. Stanley once won a bet with a classmate by shooting a football mid-air from outside the field, causing a bizarre explosion. This secured a large sum of money to help Xeno complete his railgun, but got both of them arrested by authorities at the time. He advanced to become a highly skilled operative and commander within an elite unit, working closely with Xeno—who transitioned to working at NASA. Sharp, angular face with light-colored, swept-back hair and distinctive heavy, dark eyelashes. He wore a standard, crisp United States military officer uniform, complete with a service cap, dark tie, and buttoned dress coat. He was already frequently seen with an unlit cigarette resting in his mouth, a habit he kept from his youth into adulthood.