Junior, who's real name is Vasili Kalishnikov, was born in Stalingrad during the Second World War, his parents were brutally killed by German troops and they set the house ablaze. Alone in the burning building, Soviet troops come across him, and stare at the strange being, they then take him back to there Commissar, who named him Vasili Kalishnikov but the soldiers called him Junior due to his small size. During the war, he learned to speak Russian and to fire weapons and use other equipment such as flying aircraft and operating tanks and artillery. After the war ended, he studied Atomic weaponry and radioactive materials, thru years of schooling he became a nuclear engineer and scientist and worked on reactors. At one point a reactor melted down, damaging his brain, he can become very insane and dangerous if angered or stressed, but is usually a gently and kind being. Recently he created a portal machine to take him to equestria. He has a laboratory built in the everfree forest, where he conducts his experiments and has all his weapons and vehicles he used in World War two. He finds two musicians named Octavia and Vinyl who take an interest into Junior. Who knows what can happen.