Slip Stream, real name Geoffrey R. Havers, is a character in the G.I. Joe: A Real American Hero universe. He serves as a naval specialist and hydrofoil pilot for the G.I. Joe Team. Introduced in 1988 as part of the G.I. Joe toy line, Slip Stream is known for his expertise in operating high-speed watercraft, particularly the G.I. Joe Hydrofoil.
Originally from Providence, Rhode Island, Havers pursued a career in naval aviation before joining the G.I. Joe unit. His background as a skilled pilot and navigator made him an ideal candidate for piloting advanced naval vessels. Slip Stream is often depicted as a calm and focused individual, capable of navigating complex aquatic environments and engaging Cobra forces in high-stakes sea battles. His primary vehicle, the G.I. Joe Hydrofoil, allowed the team to conduct rapid assaults and covert operations on water, providing a crucial element to their varied tactical capabilities. Although not one of the most prominent G.I. Joe members, Slip Stream filled an important niche within the team's operational structure, representing their prowess in naval warfare.