The Rival (Arrowverse)

The Rival was a speedster and an archenemy of Wally West in the world of Flashpoint. He is also a supporting antagonist in the third season.

Flashpoint-Timeline
Not much is known about the history of The Rival, other than him being an enemy of Kid Flash, and having several confrontations against him. Clarisse almost killed Kid Flash when they fought in a building, The Rival attacked him by throwing him, but Wally fell into a trash can preventing his death. Soon after Barry Allen arrived, Clarisse then ended up fighting Flash and Kid Flash, and revealing his identify and being defeated by him. However, instead of killing him, The Rival left him unconscious and went to a bar. Later, The Rival tries to destroy the city with two tornadoes created by him. However he was soon stopped by Flash and knocked out by him.