Grodd was an inhabitant of Gorilla City, a peaceful society of super-intelligent gorillas of which Grodd was the only evil one. A mastermind in his early years with vast mental powers, he has become more savage and stronger recently, to the point where he wants to "feast on the bones" of the Flash.
Reverse-Flash: The Reverse-Flashes are the speedster arch-nemesis of each Flash. Rival: The nemesis of Jay Garrick. Unlike most his successors, he doesn't wear a reverse of his Flash's colors, rather he looks like an evil version of Jay Garrick.
Gorilla Grodd is, without a doubt, one of the strongest of The Flash enemies. As his name implies, Gorilla Grodd is a large Gorilla who is highly intelligent, telepathic and capable of ripping the arms off of anyone. Grodd's city, Gorilla City is a city with close ties to The Flash's mythos.
The Dark Flash is an evil variant of Barry Allen from 2013.
After his continuous defeat at the hands of General Zod and his fellow Kryptonians. Dark Flash becomes the main villain of The Flash movie.
Crisis on Infinite Earths
Allen escapes and foils the Anti-Monitor's plan to destroy the Earth with an anti-matter cannon, creating a speed vortex to draw the power in, but dies in the process as the power becomes too much for his body.
At one point, Zoom created the Velocity-9 serum to become even faster. However, Hunter soon discovered that the Velocity serum was killing him and he searched for a cure and even tried to manipulate the Speed Force, only to have the Speed Force send its enforcers, the Time Wraiths, after him which he managed to avoid.
Death and Resurrection
After stopping Paradox, August is killed by the Reverse Flash. Thawne tells a dead Godspeed that no one will remember him and he has seen their future where neither of them have a statue in the Flash Museum.
As the current Flash in DC Comics, Wally West is one of the fastest men alive, easily able to outpace people like Superman and manage to keep up with people like Barry Allen, but a long time ago Wally admitted that the Reverse Flash is much faster than him.
Wally West is the Fastest Flash and is arguably the fastest being that has ever existed, as said by Max Mercury—and it has been remarked that Wally and Barry are the only two speedsters that were fast enough to even outrun death itself.
The Red Death is a villainous version of Batman from Earth -52 in the DC Comics universe. He is a member of the Dark Knights, a group of vigilantes from the Dark Multiverse whose goal is to assist the deity Barbatos to plunge the central DC Multiverse into darkness.
Doctor Strange is a Master of the Mystic Arts who wields a number of powerful spells and artifacts, making him a dangerous threat. Beating the Flash as simple as Doctor Strange moving the battlefield to another dimension or changing into one of his more powerful forms.
While Eobard Thawne is the fastest villain Flash has ever faced, Black Flash is the fastest speedster of all time. This being is Death for anyone who possesses the power of the Speed Force. When he shows up, someone is about to die, as seen in the cases of Barry Allen, Johnny Quick, and Bart Allen.
The Black Flash is a fictional comic book character from DC Comics. Created by writers Grant Morrison and Mark Millar, and artist Ron Wagner, the character had cameos in The Flash vol. 2 #138 (June 1998), before appearing in full in The Flash vol. 2 #141 (September 1998).
A mercenary for hire, he played an important role in the series Deadpool; T-Ray served to remind Wade Wilson, also known as Deadpool, what a failure he was. He is Deadpool's archenemy for many issues and almost everything that happened to Deadpool was a part of an elaborate plan orchestrated by T-Ray.
But in spite of their extreme differences, Green Lantern and the Flash were the best of friends.
The Norman version of the Green Goblin is usually regarded as Spider-Man's archenemy.
Superhuman Speed: The Black Flash can move at vast superhuman speeds, easily keeping up with Barry Allen, and surpassing the speed of light.
Black Flash is a distortion in space that occurs when cursed energy is applied within 0.000001 seconds of a physical hit. When a sorcerer is able to achieve this, their cursed energy flashes black, and the destructive power of their strike is equal to a normal hit to the power of 2.5.
The Flash can read 50 pages in an hour. Thor can read 90 pages in an hour. How much faster can Thor read a 300 page book than The Flash? In a direct physical speed matchup, The Flash will definitely trounce Thor.
In a competition of speed between the Blue Blur and the Scarlet Speedster, it will take more than math and science to really comprehend their overall speed. However, taking all things we know into account, Flash would win a typical race against Sonic the Hedgehog and come out as the faster of the two.
When Barry got his Tachyon device, he was running faster than Zoom, who was over 4x faster than Barry's fastest ever speed. Which is obviously faster than we've seen Reverse-Flash.
In the comics, Godspeed is a few notches faster than Barry Allen as shown in the above photo where he struggled to keep up with him. The only way Barry was able to stop the villainous speedster was to "short-circuit" both their connections to the Speed Force, which temporarily cuts off their super speed.
Godspeed is the sixth villainous speedster to appear in the show. The first being Eobard Thawne, the second being Zoom, the third being Trajectory, the fourth being The Rival, and the fifth being Savitar. Additionally, he is the fourth one to be a main villain.
CW's The Flash is capable of reaching speeds of 17150 ms-1. Due to special relativity, time will pass more slowly for The Flash when travelling at these high speeds causing him to experience less time than stationary people around him.