Speed Demon was one of the villains of The Flash. He was a supervillain who used extreme speed and had once appeared in the story of The Flash. As for the background and abilities of the Speed Demon, further information was needed to confirm it.
The top speed of The Flash in comics varies depending on the storyline and writer's imagination. But generally, it's incredibly fast, beyond what we can easily measure.
The top speed of characters in Flash comics is quite difficult to determine exactly. It often depends on the specific storyline and power boosts they receive. Generally, though, they can move at speeds that seem almost instantaneous.
The comic book Flash is extremely fast. His speed is often depicted as being able to outrun anything and anyone. It's a major part of his character's power and what makes him so unique and exciting in the comics.
Savita was a villain in the third season of The Flash. He called himself the God of Speed or the God of Speed. Savita was originally a pilot in Eastern Europe during the Cold War. He was struck by lightning during a flight test and gained the ability to fly at super speed. He believed that he was chosen by God, so he changed his name to Savita and became obsessed with speed. Through studying and exploring, he gradually grasped the mysteries of the God Speed Force. Savita's obsession with speed attracted a large number of followers and he became the leader of a cult. His abilities included moving at the speed of light and absorbing the kinetic energy of objects. Savita's goal in the movie was to punish the Flash. He planned to kill the Flash's lover and make the Flash sad and miserable. Savita was a mysterious and powerful villain. His identity and abilities were fascinating.
No, The Flash doesn't reach the speed of light in Superman comic #709. His speed is usually depicted within a certain range that doesn't quite match the speed of light.
In this fanfiction, it might be that an enemy has found a way to manipulate the Speed Force to harm the Flash. For example, they could be using some sort of device that alters the nature of the Speed Force in the Flash's vicinity. So, the Flash has to not only deal with the pain but also figure out who is behind this and stop them before the damage becomes irreversible.
He could try to isolate himself from the Speed Force for a while. By cutting off his connection, he hopes to stop the pain, but this also means losing his speed powers temporarily. It's a risky move, but if he can figure out how to protect himself during this time, it might be a way to start healing.