Speed Fighter is a combat sports competition format sanctioned by the International Mixed Martial Arts Federation (IMMAF) and practiced by its member federations around the world. It combines techniques from striking and grappling, including techniques from Combat Sambo and Brazilian Jiu-Jitsu.
Speed Fighting competition format is also practised semi-professionally (usually referred to as "Pre-Pro") around the world.
Speed Fighting also includes submission only grappling which is an event with no punching or kicking or knee strikes.