| This minifigure has only appeared in video game(s)|
Although this article is about an official minifigure, it never existed in physical form or appeared in any official LEGO sets.
Jasper Sitwell was a highly trained professional agent, dutiful and skilled as a high-level agent should be. He seemed to be an expert in scientific issues, and often worked with Phil Coulson. However, Sitwell was revealed to be a mole working for HYDRA.