Captain Swift fought crime with the Freedom Brigade until retiring twenty years ago. He got married and had a son, Blimp, who was forced to become a hero with the Inferior Five. Captain Swift has become a teacher at Dean Egghead's Academy for Super-Heroes.
- Self-Propelled Flight
- Speed Force Conduit: People who, for whatever reason, are connected to the Speed Force are sometimes called Speed Force Conduits. This means that they are connected to the Speed Force and are tethered to it.
- Accelerated Healing: The Speed Force connection allows the speedster's body recover from injury much faster than normal.
- Enhanced Senses: The Speed Force enhances the speedster's senses, allowing them to perceive the world at a rate attuned how fast they can react.
- Phasing: Speed Force conduits can tap into the Speed Force to vibrate their molecules in a way to achieve intangibility for short bursts, allowing them to phase through objects.
- Speed Force Aura: The Speed Force also manifests an aura around the speedster and whatever they are carrying, protecting them from adverse effects of their speed, such a friction with the air.
- Superhuman Stamina: While not unlimited, the connection to the Speed Force does bolster the speedsters stamina well beyond the limits of a normal human.
- Superhuman Speed: The main effect of the connection is to allow a speedster to move at vast superhuman speeds. This also confers:
- Vortex Creations: Speed Force conduits are able to create vortices of air by running in circles or rotating their extremities at super-speed. These vortices can be used for a number of effects.
- Captain Swift could move at superhuman speeds.
- This version of Captain Swift (Earth-Twelve), including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- 4 Appearances of Captain Swift (Earth-Twelve)
- 1 Images featuring Captain Swift (Earth-Twelve)
- Quotations by or about Captain Swift (Earth-Twelve)
- Character Gallery: Captain Swift (Earth-Twelve)