
Milos Masaryk was a Soviet intelligence agent assigned to track down the original Crimson Dynamo, who defects to America. Wearing technology designed by the Dynamo, Masaryk gives himself the alias the "Unicorn" and battles Iron Man. The Unicorn was among the villains affected by Doctor Doom's high-frequency emotion charger, who was compelled to attack the Fantastic Four at the wedding of Reed Richards and Susan Storm.