| Leader | |
|---|---|
| Information | |
| Gender | Male |
| Species | Human *Human mutate |
| Occupation | Supervillain |
| Status | Alive |
| First appearance | "Contest of Champions (Part 3)" |
| Voiced by | James Arnold Taylor |
Samuel Sterns, known by his code name the "Leader", is a supervillain. He is a common enemy of the Hulk, and is considered one of the smartest people in the world.